ITotD Archive

Repeated articles are shown with their original publication dates in brackets.

May 2013
Day	Title
01	Heat-Resistant Chocolate [08 Sep 2004]
03	Silicone Baking Products [10 Sep 2004]
06	Ventless Clothes Dryers [11 Sep 2004]
08	The Klingon Language Institute [12 Sep 2004]
10	Hypercorrection [13 Sep 2004]
13	Pittsburghese [14 Sep 2004]


Day	Title
15	Linguistic Categories [15 Sep 2004]
17	Bahasa Indonesia [17 Sep 2004]
20	Walloon [18 Sep 2004]
22	The Globe Theatre [19 Sep 2004]
24	Sedona's Energy Vortexes [20 Sep 2004]

April 2013
Day	Title
01	Thoughts on the 10-year Anniversary of Interesting Thing of the Day
03	Furlongs Per Fortnight [24 Aug 2004]
05	Decimal Time [25 Aug 2004]
05	Decimal Time [25 Aug 2004]
08	Scruples and Stones [26 Aug 2004]
10	The Equation of Time [27 Aug 2004]
11	Quantifying Despair and Depression [28 Aug 2004]


Day	Title
15	The Truth About Bananas [30 Aug 2004]
17	The Unknown Woman of the Seine [19 Mar 2008]
19	Giving Away the Razor, Selling the Blades [02 Sep 2004]
22	The Handshake [03 Sep 2004]
24	Revenge of the Analog Clock [04 Sep 2004]
26	Tabacón Hot Springs [06 Sep 2004]
29	Powder Coating [07 Sep 2004]

March 2013
Day	Title
01	Public Enrichment Project [07 Aug 2004]
04	The Charles Atlas Dynamic-Tension Fitness Course [08 Aug 2004]
06	T'ai Chi Ch'uan [10 Aug 2004]
08	Benedictine Oblates [12 Aug 2004]
11	Fasting [14 Aug 2004]
13	One-Log House [15 Aug 2004]
15	Neuschwanstein Castle [16 Aug 2004]


Day	Title
18	Winchester Mystery House [17 Aug 2004]
20	Herrenchiemsee Castle [18 Aug 2004]
22	The Hearst Estate at San Simeon [19 Aug 2004]
25	Missile Silo Homes [20 Aug 2004]
27	Arcosanti [21 Aug 2004]
29	Measuring the Speed of Light [22 Aug 2004]

February 2013
Day	Title
01	Helioseismology [24 Jul 2004]
04	A Perfect Baguette [25 Jul 2004]
06	Snow Crusts [26 Jul 2004]
08	Complaints Choirs [14 Jan 2008]
11	Pie Funnels [27 Jul 2004]
13	Starlite [21 Jan 2008]


Day	Title
15	Crème Brûlée [29 Jul 2004]
18	The Discovery of Radium [30 Jan 2008]
20	Mantle Convection [30 Jul 2004]
22	Muffin Tops [31 Jul 2004]
25	The Story of Phineas Gage [05 Aug 2004]
27	Rise of the Bagel [06 Aug 2004]

January 2013
Day	Title
02	Icewine [13 Jul 2004]
04	Tiki [14 Jul 2004]
07	Cochineal [10 Aug 2007]
09	Planning Your Own Funeral [13 Aug 2007]
11	Palais Idéal [15 Aug 2007]
14	The Dvorak Keyboard Controversy [27 Aug 2007]
16	Peanut Milk [16 Jul 2004]


Day	Title
18	Pastis [17 Jul 2004]
21	Light Pollution [19 Jul 2004]
23	Lightsabres [20 Jul 2004]
25	Grass Photographs [21 Jul 2004]
28	White LEDs [22 Jul 2004]
30	Eye-to-Eye Video [23 Jul 2004]

December 2012
Day	Title
03	Temperate Rain Forests [29 Jun 2004]
05	Curling [30 Jun 2004]
07	Saturna Island [01 Jul 2004]
10	Oil Sands [02 Jul 2004]
12	Athabasca Sand Dunes [03 Jul 2004]
14	Silent Retreats [04 Jul 2004]
17	The Tactile Dome [05 Jul 2004]


Day	Title
19	Phenomenology [06 Jul 2004]
21	Cow Sharing [30 Jul 2007]
24	Hikaru Dorodango [01 Aug 2007]
26	Robots that Smell [09 Jul 2004]
28	Absinthe [12 Jul 2004]
31	Paris Plages [06 Aug 2007]

November 2012
Day	Title
02	Raclette [13 Jun 2004]
05	French Butter Dishes [14 Jun 2004]
07	Mead [15 Jun 2004]
09	The Girolle [16 Jun 2004]
12	Honey as Medicine [17 Jun 2004]
14	Mistpouffers [25 Jul 2007]
16	Milk in a Box [19 Jun 2004]


Day	Title
19	Invisible Computing [20 Jun 2004]
21	Six Degrees of Separation [21 Jun 2004]
23	Microclimates [22 Jun 2004]
26	The Capilano Suspension Bridge [27 Jun 2004]
28	The Vienna Vegetable Orchestra [27 Jul 2007]
30	Moxy Früvous [28 Jun 2004]

October 2012
Day	Title
01	San Francisco's Terra Infirma [03 Jun 2004]
03	Oil from Garbage [04 Jun 2004]
05	Paris Catacombs [05 Jun 2004]
08	Lichens [30 Apr 2007]
10	Dream Groups [06 Jun 2004]
12	Superautomatic Coffee Machines [07 Jun 2004]
15	Bionic Eyes [08 Jun 2004]


Day	Title
17	Freecycling [07 May 2007]
19	Brain Machines [09 Jun 2004]
22	Eye Language [10 Jun 2004]
24	Iris Scans [11 Jun 2004]
26	Lucid Dreams [12 Jun 2004]
29	Coffee Decaffeination Processes [15 Jun 2007]
31	The PB&J Campaign [18 Jul 2007]

September 2012
Day	Title
03	Non-Newtonian Fluids [28 Feb 2007]
05	Chinooks [07 Mar 2007]
07	The Tongue-Eating Louse [09 Mar 2007]
10	Nyepi [14 Mar 2007]
12	826 National [16 Mar 2007]
14	The Influence of Color on Taste Perception [19 Mar 2007]
17	The Grande Chartreuse [23 Mar 2007]


Day	Title
19	Bossaball [28 Mar 2007]
21	Polyphasic Sleep [30 Mar 2007]
24	Tulipomania [06 Apr 2007]
26	Truffles [02 Jun 2004]
28	The Woodwose [18 Apr 2007]
28	The Woodwose [18 Apr 2007]

September 2012
Day	Title
03	Non-Newtonian Fluids [28 Feb 2007]
05	Chinooks [07 Mar 2007]
07	The Tongue-Eating Louse [09 Mar 2007]
10	Nyepi [14 Mar 2007]
12	826 National [16 Mar 2007]
14	The Influence of Color on Taste Perception [19 Mar 2007]
17	The Grande Chartreuse [23 Mar 2007]


Day	Title
19	Bossaball [28 Mar 2007]
21	Polyphasic Sleep [30 Mar 2007]
24	Tulipomania [06 Apr 2007]
26	Truffles [02 Jun 2004]
28	The Woodwose [18 Apr 2007]
28	The Woodwose [18 Apr 2007]

August 2012
Day	Title
01	Vulcan, Alberta [30 Oct 2006]
03	Hay-on-Wye [06 Nov 2006]
06	Sears Modern Homes [13 Nov 2006]
06	Sears Modern Homes [13 Nov 2006]
08	Ethanol Batteries [17 Nov 2006]
10	Geysers [29 Nov 2006]
13	Mystery Park [01 Dec 2006]
15	Pitcairn Island [04 Dec 2006]


Day	Title
17	Mondegreens and Eggcorns [06 Dec 2006]
17	Mondegreens and Eggcorns [06 Dec 2006]
20	Portmeirion [15 Dec 2006]
22	The Church of the Flying Spaghetti Monster [08 Jan 2007]
24	Ethogeology [13 Feb 2007]
27	Entomophagy [21 Feb 2007]
29	The Wallace Line [23 Feb 2007]
31	The Central - Mid-Levels Escalator [26 Feb 2007]

July 2012
Day	Title
02	Doble Steam Cars [01 Sep 2006]
04	The Golden Spruce [11 Sep 2006]
06	The Swedish Ship Götheborg [13 Sep 2006]
09	Churchill, Manitoba [18 Sep 2006]
11	Micronations [20 Sep 2006]
13	The Dalahäst [25 Sep 2006]
16	Skara Brae [20 Nov 2006]


Day	Title
18	Anopsology [27 Sep 2006]
20	Teatro La Fenice [02 Oct 2006]
23	Rarely Blooming Plants [09 Oct 2006]
25	Kite Sails [11 Oct 2006]
27	Fernet-Branca [16 Oct 2006]
30	National Novel Writing Month [27 Oct 2006]

June 2012
Day	Title
01	The Nazca Lines [05 Jul 2006]
04	The Kakapo Parrot [07 Jul 2006]
06	Radio Call Letters [10 Jul 2006]
08	Hubbert's Peak [17 Jul 2006]
11	Quantized Time [21 Jul 2006]
13	The Fata Morgana Effect [24 Jul 2006]
15	Ischigualasto [26 Jul 2006]


Day	Title
18	Beurre Salé [31 Jul 2006]
20	Lichtenberg Figures [14 Aug 2006]
22	Assateague Island [16 Aug 2006]
25	Gross National Happiness [21 Aug 2006]
27	The Marree Man [23 Aug 2006]
29	Aquanomy [28 Aug 2006]

May 2012
Day	Title
02	Breathing Liquid [24 May 2005]
04	Coin Tossing [25 May 2005]
07	Emperor Norton [26 May 2005]
09	Euskara [27 May 2005]
11	The Coelacanth [28 May 2005]
14	Saffron [29 May 2005]
16	The Beale Ciphers [31 May 2006]


Day	Title
18	Highgate Cemetery [02 Jun 2006]
21	Quiet Parties [07 Jun 2006]
23	DNA Fingerprinting [14 Jun 2006]
25	Solar Sails [19 Jun 2006]
28	Pontcysyllte Aqueduct [21 Jun 2006]
30	Project Habakkuk [26 Jun 2006]

April 2012
Day	Title
02	Sedna's Moon [09 May 2005]
04	The Autogyro [10 May 2005]
06	The 1715 Spanish Plate Fleet [11 May 2005]
09	Leonardo's Robots [12 May 2005]
11	Passenger Pigeons [13 May 2005]
13	Portmanteau [14 May 2005]
16	Operation Migration [15 May 2005]


Day	Title
18	Parkour [16 May 2005]
20	InterPlay [17 May 2005]
23	The Milgram Obedience Experiments [19 May 2005]
25	Optical Painters' Aids [21 May 2005]
27	Tree Tumbo [22 May 2005]
30	Bee Venom Therapy [23 May 2005]

March 2012
Day	Title
02	Sleep Debt [25 Apr 2005]
05	The Longitude Problem [27 Apr 2005]
07	The Antikythera Mechanism [28 Apr 2005]
09	Leap Seconds [29 Apr 2005]
12	The Crypt of Civilization [30 Apr 2005]
14	The Paperclip [01 May 2005]
16	Bakelite [02 May 2005]


Day	Title
19	House of the Future [03 May 2005]
21	Space Pens [04 May 2005]
23	Biodegradable Plastic [05 May 2005]
26	The Wet Collodion Process [06 May 2005]
28	The Story of Toilet Paper [07 May 2005]
30	The Pont d'Avignon [08 May 2005]

February 2012
Day	Title
01	Fire Breathing [07 Apr 2005]
03	Murano Glass [08 Apr 2005]
06	Ball Lightning [09 Apr 2005]
08	White Tea [10 Apr 2005]
10	The Martini [11 Apr 2005]
13	The Bavarian Purity Law [14 Apr 2005]
15	Castor Oil [15 Apr 2005]


Day	Title
17	Water Freezing and Boiling Myths [16 Apr 2005]
20	The Voynich Manuscript [17 Apr 2005]
22	Mail Recovery Centers [21 Apr 2005]
24	Optical Telegraphs [22 Apr 2005]
27	Safety Coffins [23 Apr 2005]
29	Zeno's Paradoxes [24 Apr 2005]

January 2012
Day	Title
02	The Coriolis Force [24 Mar 2005]
04	Disappearing Island Nations [25 Mar 2005]
06	Magnetohydrodynamic Propulsion [26 Mar 2005]
09	Weather Station Kurt [27 Mar 2005]
11	Plate Clouds [28 Mar 2005]
13	Kitty Genovese Syndrome [29 Mar 2005]
16	Jumping Spiders [30 Mar 2005]


Day	Title
18	Orgone [31 Mar 2005]
20	Egocasting [01 Apr 2005]
23	Fire Pistons [03 Apr 2005]
25	Vegetable Oil as Diesel Fuel [04 Apr 2005]
27	Microbial Fuel Cells [05 Apr 2005]
30	Raku [06 Apr 2005]

December 2011
Day	Title
02	The Stone Balls of Costa Rica [08 Mar 2005]
05	Petra [10 Mar 2005]
07	Rock Paper Scissors Tournaments [11 Mar 2005]
09	Extreme Ironing [12 Mar 2005]
12	Anabaptism [13 Mar 2005]
14	Throat Singers [14 Mar 2005]
16	Père-Lachaise Cemetery [15 Mar 2005]


Day	Title
19	Mouth Music [16 Mar 2005]
21	Stewart/Gaskin [18 Mar 2005]
23	Becoming a Saint [19 Mar 2005]
26	Underwater Hockey [20 Mar 2005]
28	Freediving [22 Mar 2005]
30	The Oak Island Mystery [23 Mar 2005]

November 2011
Day	Title
02	Pan del Indio [20 Feb 2005]
04	The Perito Moreno Glacier [21 Feb 2005]
07	Legends of Tierra del Fuego [22 Feb 2005]
09	Ushuaia [23 Feb 2005]
11	Extinction of the Yámana [24 Feb 2005]
14	Cueva de las Manos [25 Feb 2005]
16	Bubble Tea [27 Feb 2005]


Day	Title
18	Kopi Luwak [28 Feb 2005]
21	Durian [01 Mar 2005]
23	Slow Food [02 Mar 2005]
25	Edible Gold [03 Mar 2005]
28	Interesting Burger Joints [04 Mar 2005]
30	Pat O'Brien's [05 Mar 2005]

October 2011
Day	Title
03	The Hidden Lives of Sloths [04 Feb 2005]
05	Non-Human Farmers [05 Feb 2005]
07	Gumbo [06 Feb 2005]
10	New Orleans Cemeteries [07 Feb 2005]
12	Café du Monde [08 Feb 2005]
14	Voodoo [09 Feb 2005]
17	Oysters Rockefeller [10 Feb 2005]


Day	Title
19	Bread Pudding [11 Feb 2005]
21	Lagniappe [12 Feb 2005]
24	Sandboarding [13 Feb 2005]
26	Titanium Art [16 Feb 2005]
28	Rebreathers [17 Feb 2005]
31	Leeches Reconsidered [19 Feb 2005]

September 2011
Day	Title
02	Paris Sewers [17 Jan 2005]
05	The Thinker [18 Jan 2005]
07	New Orleans Walking Tours [16 Nov 2004]
09	Tsunami Warning Systems [20 Jan 2005]
12	Introduction to Patagonia [23 Jan 2005]
14	Caleta Valdés [25 Jan 2005]
16	The Legend of Deolinda Correa [26 Jan 2005]


Day	Title
19	Gaiman [27 Jan 2005]
21	Mate [29 Jan 2005]
23	Poison Dart Frogs [30 Jan 2005]
26	Leaf Cutter Ants [31 Jan 2005]
28	Crows that Make Tools [01 Feb 2005]
30	Saint Bernards [03 Feb 2005]

August 2011
Day	Title
01	The Invention of the Wheel [30 Dec 2004]
03	Cleopatra's Wager [31 Dec 2004]
05	Origin of the Trophy Cup [01 Jan 2005]
08	Spoonerisms [02 Jan 2005]
10	Ice Hotels [03 Jan 2005]
12	Performative Verbs [04 Jan 2005]
15	Geodesic Domes [05 Jan 2005]


Day	Title
17	Esperanto [06 Jan 2005]
19	Straw Bale Houses [07 Jan 2005]
22	The Tunnels of Moose Jaw [08 Jan 2005]
24	Tag Questions [10 Jan 2005]
26	Tagmemics [13 Jan 2005]
29	Printing Skin Tissue [15 Jan 2005]
31	Sutro Baths [16 Jan 2005]

July 2011
Day	Title
01	Intaglio Printing [11 Dec 2004]
04	Memetics [16 Dec 2004]
06	Carbon Sequestration [17 Dec 2004]
08	Urban Monorail Systems [18 Dec 2004]
11	Mincemeat [20 Dec 2004]
13	Folk Etymology [22 Dec 2004]
15	Pennsylvania Dutch [23 Dec 2004]


Day	Title
18	English Female Social Titles [24 Dec 2004]
20	Bhutanese Archery [25 Dec 2004]
22	The Great Cork Debate [26 Dec 2004]
25	Hymir's Cauldron [27 Dec 2004]
27	Wine Color Taste Tests [28 Dec 2004]
29	The Passglas [29 Dec 2004]

June 2011
Day	Title
01	Pilgrimage to Santiago [15 Nov 2004]
03	Wife-Carrying Contests [17 Nov 2004]
06	Labyrinth Walks [18 Nov 2004]
08	Carfree Cities [19 Nov 2004]
10	Spotted Handfish [20 Nov 2004]
13	Rent-a-Dog [23 Nov 2004]
15	Paying It Forward [26 Nov 2004]


Day	Title
17	Bookcrossing [27 Nov 2004]
20	Salzbergwerk Berchtesgaden [28 Nov 2004]
22	The Color Purple [29 Nov 2004]
24	Fleur de Sel [30 Nov 2004]
27	Sea Monkeys [04 Dec 2004]
29	3-D Printers [08 Dec 2004]

May 2011
Day	Title
02	Rigo Artwork [25 Oct 2004]
04	Carbon Dating [26 Oct 2004]
06	The Great Clock of Westminster [27 Oct 2004]
09	Tachyons [29 Oct 2004]
11	Sarlat La Canéda [01 Nov 2004]
13	Bodie, California [02 Nov 2004]
13	Oradour-sur-Glane [03 Nov 2004]


Day	Title
16	The Musée Mécanique [04 Nov 2004]
18	Freeze Drying [05 Nov 2004]
20	Burghausen [06 Nov 2004]
23	The Oropendola [07 Nov 2004]
25	Foucault's Pendulum [08 Nov 2004]
27	Charlie and His Orchestra [10 Nov 2004]
30	Pedometers [14 Nov 2004]

April 2011
Day	Title
01	The Egely Wheel [08 Oct 2004]
04	Flywheel Batteries [09 Oct 2004]
06	Audium [10 Oct 2004]
08	Array Microphones [11 Oct 2004]
11	Holophonic Sound [12 Oct 2004]
13	Binaural Beats [13 Oct 2004]
15	Cochlear Implants [14 Oct 2004]


Day	Title
18	Anechoic Chambers [15 Oct 2004]
20	White Noise [16 Oct 2004]
22	Membership Libraries [20 Oct 2004]
25	The Writings of Carlos Castaneda [21 Oct 2004]
27	Spontaneous Human Combustion [22 Oct 2004]
29	Pennsylvania Coal Fires [23 Oct 2004]

March 2011
Day	Title
02	The Story of Doughnuts [21 Sep 2004]
04	The Hurdy-Gurdy [22 Sep 2004]
07	Propeller Beanies [23 Sep 2004]
09	Perpetual Motion Machines [24 Sep 2004]
11	The S Curve [25 Sep 2004]
14	Demosthenes' Stones [26 Sep 2004]
16	Modern Mummies [30 Sep 2004]


Day	Title
18	Piñatas [01 Oct 2004]
21	Pastrami [02 Oct 2004]
23	Fortune Cookies [03 Oct 2004]
25	NextBus [04 Oct 2004]
28	Automatic Transmissions for Bicycles [05 Oct 2004]
30	Car Sharing Programs [06 Oct 2004]

February 2011
Day	Title
02	Powder Coating [07 Sep 2004]
04	Heat-Resistant Chocolate [08 Sep 2004]
07	Silicone Baking Products [10 Sep 2004]
09	Ventless Clothes Dryers [11 Sep 2004]
11	The Klingon Language Institute [12 Sep 2004]
14	Hypercorrection [13 Sep 2004]


Day	Title
16	Pittsburghese [14 Sep 2004]
18	Linguistic Categories [15 Sep 2004]
21	Bahasa Indonesia [17 Sep 2004]
23	Walloon [18 Sep 2004]
25	The Globe Theatre [19 Sep 2004]
28	Sedona's Energy Vortexes [20 Sep 2004]

January 2011
Day	Title
03	Measuring the Speed of Light [22 Aug 2004]
05	Body-Based Units of Measurement [23 Aug 2004]
07	Furlongs Per Fortnight [24 Aug 2004]
10	Decimal Time [25 Aug 2004]
12	Scruples and Stones [26 Aug 2004]
14	The Equation of Time [27 Aug 2004]
17	Quantifying Despair and Depression [28 Aug 2004]


Day	Title
19	The Truth About Bananas [30 Aug 2004]
21	The Unknown Woman of the Seine [19 Mar 2008]
24	Giving Away the Razor, Selling the Blades [02 Sep 2004]
26	The Handshake [03 Sep 2004]
28	Revenge of the Analog Clock [04 Sep 2004]
31	Tabacón Hot Springs [06 Sep 2004]

December 2010
Day	Title
01	Public Enrichment Project [07 Aug 2004]
03	The Charles Atlas Dynamic-Tension Fitness Course [08 Aug 2004]
06	T'ai Chi Ch'uan [10 Aug 2004]
08	Benedictine Oblates [12 Aug 2004]
10	The Kepler Mission [13 Aug 2004]
13	Fasting [14 Aug 2004]
15	One-Log House [15 Aug 2004]


Day	Title
17	Neuschwanstein Castle [16 Aug 2004]
21	Winchester Mystery House [17 Aug 2004]
23	Herrenchiemsee Castle [18 Aug 2004]
27	The Hearst Estate at San Simeon [19 Aug 2004]
29	Missile Silo Homes [20 Aug 2004]
31	Arcosanti [21 Aug 2004]

November 2010
Day	Title
01	Helioseismology [24 Jul 2004]
03	A Perfect Baguette [25 Jul 2004]
05	Snow Crusts [26 Jul 2004]
08	Complaints Choirs [14 Jan 2008]
10	Pie Funnels [27 Jul 2004]
12	Uffington White Horse [28 Jul 2004]
15	Starlite [21 Jan 2008]


Day	Title
17	Crème Brûlée [29 Jul 2004]
19	The Discovery of Radium [30 Jan 2008]
22	Mantle Convection [30 Jul 2004]
24	Muffin Tops [31 Jul 2004]
26	The Story of Phineas Gage [05 Aug 2004]
29	Rise of the Bagel [06 Aug 2004]

October 2010
Day	Title
01	Icewine [13 Jul 2004]
04	Tiki [14 Jul 2004]
06	Cochineal [10 Aug 2007]
08	Planning Your Own Funeral [13 Aug 2007]
11	Palais Idéal [15 Aug 2007]
13	The Dvorak Keyboard Controversy [27 Aug 2007]
15	Peanut Milk [16 Jul 2004]


Day	Title
18	Pastis [17 Jul 2004]
20	Light Pollution [19 Jul 2004]
22	Lightsabres [20 Jul 2004]
25	Grass Photographs [21 Jul 2004]
27	White LEDs [22 Jul 2004]
29	Eye-to-Eye Video [23 Jul 2004]

September 2010
Day	Title
01	Temperate Rain Forests [29 Jun 2004]
03	Curling [30 Jun 2004]
06	Saturna Island [01 Jul 2004]
08	Oil Sands [02 Jul 2004]
10	Athabasca Sand Dunes [03 Jul 2004]
13	Silent Retreats [04 Jul 2004]
15	The Tactile Dome [05 Jul 2004]


Day	Title
17	Phenomenology [06 Jul 2004]
20	Cow Sharing [30 Jul 2007]
22	Hikaru Dorodango [01 Aug 2007]
24	Robots that Smell [09 Jul 2004]
27	Absinthe [12 Jul 2004]
29	Paris Plages [06 Aug 2007]

August 2010
Day	Title
02	Raclette [13 Jun 2004]
04	French Butter Dishes [14 Jun 2004]
06	Mead [15 Jun 2004]
09	The Girolle [16 Jun 2004]
11	Honey as Medicine [17 Jun 2004]
13	Mistpouffers [25 Jul 2007]
16	Milk in a Box [19 Jun 2004]


Day	Title
18	Invisible Computing [20 Jun 2004]
20	Six Degrees of Separation [21 Jun 2004]
23	Microclimates [22 Jun 2004]
25	The Capilano Suspension Bridge [27 Jun 2004]
27	The Vienna Vegetable Orchestra [27 Jul 2007]
30	Moxy Früvous [28 Jun 2004]

July 2010
Day	Title
02	Oil from Garbage [04 Jun 2004]
05	Paris Catacombs [05 Jun 2004]
07	Lichens [30 Apr 2007]
09	Dream Groups [06 Jun 2004]
12	Superautomatic Coffee Machines [07 Jun 2004]
14	Bionic Eyes [08 Jun 2004]
16	Freecycling [07 May 2007]


Day	Title
19	Brain Machines [09 Jun 2004]
21	Eye Language [10 Jun 2004]
23	Iris Scans [11 Jun 2004]
26	Lucid Dreams [12 Jun 2004]
28	Coffee Decaffeination Processes [15 Jun 2007]
30	The PB&J Campaign [18 Jul 2007]

June 2010
Day	Title
02	Non-Newtonian Fluids [28 Feb 2007]
04	Chinooks [07 Mar 2007]
07	The Tongue-Eating Louse [09 Mar 2007]
09	Nyepi [14 Mar 2007]
11	826 National [16 Mar 2007]
14	The Influence of Color on Taste Perception [19 Mar 2007]
16	The Grande Chartreuse [23 Mar 2007]


Day	Title
18	Bossaball [28 Mar 2007]
21	Polyphasic Sleep [30 Mar 2007]
23	Tulipomania [06 Apr 2007]
25	Truffles [02 Jun 2004]
28	The Woodwose [18 Apr 2007]
30	San Francisco's Terra Infirma [03 Jun 2004]

May 2010
Day	Title
03	Sears Modern Homes [13 Nov 2006]
05	Ethanol Batteries [17 Nov 2006]
07	Geysers [29 Nov 2006]
10	Mystery Park [01 Dec 2006]
12	Pitcairn Island [04 Dec 2006]
14	Mondegreens and Eggcorns [06 Dec 2006]
17	Portmeirion [15 Dec 2006]


Day	Title
19	The Church of the Flying Spaghetti Monster [08 Jan 2007]
21	Ethogeology [13 Feb 2007]
24	Proxemics [15 Feb 2007]
26	Entomophagy [21 Feb 2007]
28	The Wallace Line [23 Feb 2007]
31	The Central - Mid-Levels Escalator [26 Feb 2007]

April 2010
Day	Title
02	The Swedish Ship Götheborg [13 Sep 2006]
05	Churchill, Manitoba [18 Sep 2006]
07	Micronations [20 Sep 2006]
09	The Dalahäst [25 Sep 2006]
12	Anopsology [27 Sep 2006]
14	Teatro La Fenice [02 Oct 2006]
16	Rarely Blooming Plants [09 Oct 2006]


Day	Title
19	Kite Sails [11 Oct 2006]
21	Fernet-Branca [16 Oct 2006]
23	Guédelon Castle [25 Oct 2006]
26	National Novel Writing Month [27 Oct 2006]
28	Vulcan, Alberta [30 Oct 2006]
30	Hay-on-Wye [06 Nov 2006]

March 2010
Day	Title
01	Hubbert's Peak [17 Jul 2006]
03	Quantized Time [21 Jul 2006]
05	The Fata Morgana Effect [24 Jul 2006]
08	Ischigualasto [26 Jul 2006]
10	Beurre Salé [31 Jul 2006]
12	E Clampus Vitus [02 Aug 2006]
15	Saint-Pierre & Miquelon [07 Aug 2006]


Day	Title
17	Lichtenberg Figures [14 Aug 2006]
19	Assateague Island [16 Aug 2006]
22	Gross National Happiness [21 Aug 2006]
24	The Marree Man [23 Aug 2006]
26	Aquanomy [28 Aug 2006]
29	Doble Steam Cars [01 Sep 2006]
31	The Golden Spruce [11 Sep 2006]

February 2010
Day	Title
01	The Coelacanth [28 May 2005]
03	Saffron [29 May 2005]
05	The Beale Ciphers [31 May 2006]
08	Highgate Cemetery [02 Jun 2006]
10	Quiet Parties [07 Jun 2006]
12	DNA Fingerprinting [14 Jun 2006]


Day	Title
15	Solar Sails [19 Jun 2006]
17	Pontcysyllte Aqueduct [21 Jun 2006]
19	Project Habakkuk [26 Jun 2006]
22	The Nazca Lines [05 Jul 2006]
24	The Kakapo Parrot [07 Jul 2006]
26	Radio Call Letters [10 Jul 2006]

January 2010
Day	Title
01	Portmanteau [14 May 2005]
04	Operation Migration [15 May 2005]
06	Parkour [16 May 2005]
08	InterPlay [17 May 2005]
11	Living Streets [18 May 2005]
13	The Milgram Obedience Experiments [19 May 2005]
15	Optical Painters' Aids [21 May 2005]


Day	Title
18	Tree Tumbo [22 May 2005]
20	Bee Venom Therapy [23 May 2005]
22	Breathing Liquid [24 May 2005]
25	Coin Tossing [25 May 2005]
27	Emperor Norton [26 May 2005]
29	Euskara [27 May 2005]

December 2009
Day	Title
02	The Paperclip [01 May 2005]
04	Bakelite [02 May 2005]
07	House of the Future [03 May 2005]
09	Space Pens [04 May 2005]
11	Biodegradable Plastic [05 May 2005]
14	The Wet Collodion Process [06 May 2005]
16	The Story of Toilet Paper [07 May 2005]


Day	Title
18	The Pont d'Avignon [08 May 2005]
21	Sedna's Moon [09 May 2005]
23	The Autogyro [10 May 2005]
25	The 1715 Spanish Plate Fleet [11 May 2005]
28	Leonardo's Robots [12 May 2005]
30	Passenger Pigeons [13 May 2005]

November 2009
Day	Title
02	English Spelling Reform [18 Apr 2005]
04	Dead Media [19 Apr 2005]
06	SETI [20 Apr 2005]
09	Mail Recovery Centers [21 Apr 2005]
11	Optical Telegraphs [22 Apr 2005]
13	Safety Coffins [23 Apr 2005]
16	Zeno's Paradoxes [24 Apr 2005]


Day	Title
18	Sleep Debt [25 Apr 2005]
20	Clepsydras [26 Apr 2005]
23	The Longitude Problem [27 Apr 2005]
25	The Antikythera Mechanism [28 Apr 2005]
27	Leap Seconds [29 Apr 2005]
30	The Crypt of Civilization [30 Apr 2005]

October 2009
Day	Title
02	Vegetable Oil as Diesel Fuel [04 Apr 2005]
05	Microbial Fuel Cells [05 Apr 2005]
07	Raku [06 Apr 2005]
09	Fire Breathing [07 Apr 2005]
12	Murano Glass [08 Apr 2005]
14	Ball Lightning [09 Apr 2005]
16	White Tea [10 Apr 2005]


Day	Title
19	The Martini [11 Apr 2005]
21	Kefir [12 Apr 2005]
23	The Bavarian Purity Law [14 Apr 2005]
26	Castor Oil [15 Apr 2005]
28	Water Freezing and Boiling Myths [16 Apr 2005]
30	The Voynich Manuscript [17 Apr 2005]

September 2009
Day	Title
02	Underwater Hockey [20 Mar 2005]
04	Freediving [22 Mar 2005]
07	The Oak Island Mystery [23 Mar 2005]
09	The Coriolis Force [24 Mar 2005]
11	Disappearing Island Nations [25 Mar 2005]
14	Magnetohydrodynamic Propulsion [26 Mar 2005]
16	Weather Station Kurt [27 Mar 2005]


Day	Title
18	Plate Clouds [28 Mar 2005]
21	Kitty Genovese Syndrome [29 Mar 2005]
23	Jumping Spiders [30 Mar 2005]
25	Orgone [31 Mar 2005]
28	Egocasting [01 Apr 2005]
30	Fire Pistons [03 Apr 2005]

August 2009
Day	Title
03	Edible Gold [03 Mar 2005]
05	Interesting Burger Joints [04 Mar 2005]
07	Pat O'Brien's [05 Mar 2005]
10	The Stone Balls of Costa Rica [08 Mar 2005]
12	Petra [10 Mar 2005]
14	Rock Paper Scissors Tournaments [11 Mar 2005]
17	Extreme Ironing [12 Mar 2005]


Day	Title
19	Anabaptism [13 Mar 2005]
21	Throat Singers [14 Mar 2005]
24	Père-Lachaise Cemetery [15 Mar 2005]
26	Mouth Music [16 Mar 2005]
28	Stewart/Gaskin [18 Mar 2005]
31	Becoming a Saint [19 Mar 2005]

July 2009
Day	Title
01	Lagniappe [12 Feb 2005]
03	Sandboarding [13 Feb 2005]
06	Titanium Art [16 Feb 2005]
08	Rebreathers [17 Feb 2005]
10	Leeches Reconsidered [19 Feb 2005]
13	Pan del Indio [20 Feb 2005]
15	The Perito Moreno Glacier [21 Feb 2005]
17	Legends of Tierra del Fuego [22 Feb 2005]


Day	Title
20	Ushuaia [23 Feb 2005]
20	Extinction of the Yámana [24 Feb 2005]
22	Cueva de las Manos [25 Feb 2005]
24	Bubble Tea [27 Feb 2005]
27	Kopi Luwak [28 Feb 2005]
29	Durian [01 Mar 2005]
31	Slow Food [02 Mar 2005]

June 2009
Day	Title
01	Mate [29 Jan 2005]
03	Poison Dart Frogs [30 Jan 2005]
05	Leaf Cutter Ants [31 Jan 2005]
08	Crows that Make Tools [01 Feb 2005]
10	Saint Bernards [03 Feb 2005]
12	The Hidden Lives of Sloths [04 Feb 2005]
15	Non-Human Farmers [05 Feb 2005]


Day	Title
17	Gumbo [06 Feb 2005]
19	New Orleans Cemeteries [07 Feb 2005]
22	Café du Monde [08 Feb 2005]
24	Voodoo [09 Feb 2005]
26	Oysters Rockefeller [10 Feb 2005]
29	Bread Pudding [11 Feb 2005]

May 2009
Day	Title
01	Tagmemics [13 Jan 2005]
04	Printing Skin Tissue [15 Jan 2005]
06	Sutro Baths [16 Jan 2005]
08	Paris Sewers [17 Jan 2005]
11	The Thinker [18 Jan 2005]
13	New Orleans Walking Tours [16 Nov 2004]
15	Palacio Barolo [19 Jan 2005]


Day	Title
18	Tsunami Warning Systems [20 Jan 2005]
20	The Battle of Dunkirk [21 Jan 2005]
22	Introduction to Patagonia [23 Jan 2005]
25	Caleta Valdés [25 Jan 2005]
27	The Legend of Deolinda Correa [26 Jan 2005]
29	Gaiman [27 Jan 2005]

April 2009
Day	Title
01	Wine Color Taste Tests [28 Dec 2004]
03	The Passglas [29 Dec 2004]
06	The Invention of the Wheel [30 Dec 2004]
08	Cleopatra's Wager [31 Dec 2004]
08	Origin of the Trophy Cup [01 Jan 2005]
10	Spoonerisms [02 Jan 2005]
13	Ice Hotels [03 Jan 2005]


Day	Title
15	Performative Verbs [04 Jan 2005]
17	Geodesic Domes [05 Jan 2005]
20	Esperanto [06 Jan 2005]
22	Straw Bale Houses [07 Jan 2005]
24	The Tunnels of Moose Jaw [08 Jan 2005]
27	Tag Questions [10 Jan 2005]
29	Geocaching [11 Jan 2005]

March 2009
Day	Title
02	3-D Printers [08 Dec 2004]
04	Intaglio Printing [11 Dec 2004]
06	Oxygen Bars [12 Dec 2004]
09	Hoverboards [15 Dec 2004]
11	Memetics [16 Dec 2004]
13	Carbon Sequestration [17 Dec 2004]
16	Urban Monorail Systems [18 Dec 2004]


Day	Title
18	Mincemeat [20 Dec 2004]
20	Folk Etymology [22 Dec 2004]
23	Pennsylvania Dutch [23 Dec 2004]
25	English Female Social Titles [24 Dec 2004]
25	Bhutanese Archery [25 Dec 2004]
27	The Great Cork Debate [26 Dec 2004]
30	Hymir's Cauldron [27 Dec 2004]

February 2009
Day	Title
02	Labyrinth Walks [18 Nov 2004]
04	Carfree Cities [19 Nov 2004]
06	Spotted Handfish [20 Nov 2004]
09	Rent-a-Dog [23 Nov 2004]
11	Paying It Forward [26 Nov 2004]
13	Bookcrossing [27 Nov 2004]


Day	Title
16	Salzbergwerk Berchtesgaden [28 Nov 2004]
18	The Color Purple [29 Nov 2004]
20	Fleur de Sel [30 Nov 2004]
23	The Story of Ketchup [01 Dec 2004]
25	Sinkholes [02 Dec 2004]
27	Sea Monkeys [04 Dec 2004]

January 2009
Day	Title
02	Sarlat La Canéda [01 Nov 2004]
05	Bodie, California [02 Nov 2004]
07	Oradour-sur-Glane [03 Nov 2004]
09	The Musée Mécanique [04 Nov 2004]
12	Freeze Drying [05 Nov 2004]
14	Burghausen [06 Nov 2004]
16	The Oropendola [07 Nov 2004]


Day	Title
19	Foucault's Pendulum [08 Nov 2004]
21	Charlie and His Orchestra [10 Nov 2004]
23	The Steadicam [11 Nov 2004]
26	Pedometers [14 Nov 2004]
28	Pilgrimage to Santiago [15 Nov 2004]
30	Wife-Carrying Contests [17 Nov 2004]

December 2008
Day	Title
01	Array Microphones [11 Oct 2004]
03	Holophonic Sound [12 Oct 2004]
05	Binaural Beats [13 Oct 2004]
08	Cochlear Implants [14 Oct 2004]
10	Anechoic Chambers [15 Oct 2004]
12	White Noise [16 Oct 2004]
15	Membership Libraries [20 Oct 2004]
17	The Writings of Carlos Castaneda [21 Oct 2004]


Day	Title
19	Spontaneous Human Combustion [22 Oct 2004]
19	Spontaneous Human Combustion [22 Oct 2004]
19	Spontaneous Human Combustion [22 Oct 2004]
22	Pennsylvania Coal Fires [23 Oct 2004]
24	Rigo Artwork [25 Oct 2004]
26	Carbon Dating [26 Oct 2004]
29	The Great Clock of Westminster [27 Oct 2004]
31	Tachyons [29 Oct 2004]

November 2008
Day	Title
03	The S Curve [25 Sep 2004]
05	Demosthenes' Stones [26 Sep 2004]
07	Modern Mummies [30 Sep 2004]
10	Piñatas [01 Oct 2004]
12	Pastrami [02 Oct 2004]
14	Fortune Cookies [03 Oct 2004]


Day	Title
17	NextBus [04 Oct 2004]
19	Automatic Transmissions for Bicycles [05 Oct 2004]
21	Car Sharing Programs [06 Oct 2004]
24	The Egely Wheel [08 Oct 2004]
26	Flywheel Batteries [09 Oct 2004]
28	Audium [10 Oct 2004]

October 2008
Day	Title
01	Silicone Baking Products [10 Sep 2004]
03	Ventless Clothes Dryers [11 Sep 2004]
06	The Klingon Language Institute [12 Sep 2004]
08	Hypercorrection [13 Sep 2004]
10	Pittsburghese [14 Sep 2004]
13	Linguistic Categories [15 Sep 2004]
15	Bahasa Indonesia [17 Sep 2004]


Day	Title
17	Walloon [18 Sep 2004]
20	The Globe Theatre [19 Sep 2004]
22	Sedona's Energy Vortexes [20 Sep 2004]
24	The Story of Doughnuts [21 Sep 2004]
27	The Hurdy-Gurdy [22 Sep 2004]
29	Propeller Beanies [23 Sep 2004]
31	Perpetual Motion Machines [24 Sep 2004]

September 2008
Day	Title
02	Scruples and Stones [26 Aug 2004]
04	The Equation of Time [27 Aug 2004]
08	Quantifying Despair and Depression [28 Aug 2004]
10	The Truth About Bananas [30 Aug 2004]
12	The Theremin [31 Aug 2004]
15	Giving Away the Razor, Selling the Blades [02 Sep 2004]


Day	Title
17	The Handshake [03 Sep 2004]
19	Revenge of the Analog Clock [04 Sep 2004]
22	Tabacón Hot Springs [06 Sep 2004]
24	Powder Coating [07 Sep 2004]
26	Heat-Resistant Chocolate [08 Sep 2004]
29	Tabasco Sauce [09 Sep 2004]

August 2008
Day	Title
01	The Kepler Mission [13 Aug 2004]
04	Fasting [14 Aug 2004]
06	One-Log House [15 Aug 2004]
08	Neuschwanstein Castle [16 Aug 2004]
11	Winchester Mystery House [17 Aug 2004]
13	Herrenchiemsee Castle [18 Aug 2004]
15	The Hearst Estate at San Simeon [19 Aug 2004]


Day	Title
18	Missile Silo Homes [20 Aug 2004]
20	Arcosanti [21 Aug 2004]
22	Measuring the Speed of Light [22 Aug 2004]
25	Body-Based Units of Measurement [23 Aug 2004]
27	Furlongs Per Fortnight [24 Aug 2004]
29	Decimal Time [25 Aug 2004]

July 2008
Day	Title
02	The Discovery of Radium [30 Jan 2008]
07	Mantle Convection [30 Jul 2004]
09	Muffin Tops [31 Jul 2004]
11	The Conservatoire des Arts et Métiers [02 Aug 2004]
14	Monolithic Concrete Domes [03 Aug 2004]
16	Sugar Alcohols [04 Aug 2004]


Day	Title
18	The Story of Phineas Gage [05 Aug 2004]
21	Rise of the Bagel [06 Aug 2004]
23	Public Enrichment Project [07 Aug 2004]
25	The Charles Atlas Dynamic-Tension Fitness Course [08 Aug 2004]
28	T'ai Chi Ch'uan [10 Aug 2004]
30	Benedictine Oblates [12 Aug 2004]

June 2008
Day	Title
02	Light Pollution [19 Jul 2004]
04	Lightsabres [20 Jul 2004]
06	Grass Photographs [21 Jul 2004]
09	White LEDs [22 Jul 2004]
11	Eye-to-Eye Video [23 Jul 2004]
13	Helioseismology [24 Jul 2004]
16	A Perfect Baguette [25 Jul 2004]


Day	Title
18	Snow Crusts [26 Jul 2004]
20	Complaints Choirs [14 Jan 2008]
23	Pie Funnels [27 Jul 2004]
25	Uffington White Horse [28 Jul 2004]
27	Starlite [21 Jan 2008]
30	Crème Brûlée [29 Jul 2004]

May 2008
Day	Title
02	Absinthe [12 Jul 2004]
05	Paris Plages [06 Aug 2007]
07	Icewine [13 Jul 2004]
09	Tiki [14 Jul 2004]
12	Cochineal [10 Aug 2007]
14	Planning Your Own Funeral [13 Aug 2007]


Day	Title
16	Palais Idéal [15 Aug 2007]
19	The Grolla [15 Jul 2004]
21	The Dvorak Keyboard Controversy [27 Aug 2007]
23	Peanut Milk [16 Jul 2004]
27	Pastis [17 Jul 2004]
29	Red Tide [18 Jul 2004]

April 2008
Day	Title
02	Curling [30 Jun 2004]
04	Saturna Island [01 Jul 2004]
07	Oil Sands [02 Jul 2004]
09	Athabasca Sand Dunes [03 Jul 2004]
11	Silent Retreats [04 Jul 2004]
14	The Tactile Dome [05 Jul 2004]
16	Phenomenology [06 Jul 2004]


Day	Title
18	Cow Sharing [30 Jul 2007]
21	The Right-to-Quiet Movement [07 Jul 2004]
23	Hikaru Dorodango [01 Aug 2007]
25	Synesthesia [08 Jul 2004]
28	Robots that Smell [09 Jul 2004]
30	Traveler's Palms [11 Jul 2004]

March 2008
Day	Title
03	The Cheese Course [18 Jun 2004]
05	Milk in a Box [19 Jun 2004]
07	Invisible Computing [20 Jun 2004]
10	Six Degrees of Separation [21 Jun 2004]
12	Microclimates [22 Jun 2004]
14	Global Energy Network [24 Jun 2004]
17	Most Recent Common Ancestors [25 Jun 2004]


Day	Title
19	The Unknown Woman of the Seine [19 Mar 2008]
21	The Holographic Paradigm [26 Jun 2004]
24	The Capilano Suspension Bridge [27 Jun 2004]
26	The Vienna Vegetable Orchestra [27 Jul 2007]
28	Moxy Früvous [28 Jun 2004]
31	Temperate Rain Forests [29 Jun 2004]

February 2008
Day	Title
01	Brain Machines [09 Jun 2004]
04	Eye Language [10 Jun 2004]
06	Shipping Container Architecture [21 May 2007]
08	Iris Scans [11 Jun 2004]
11	Lucid Dreams [12 Jun 2004]
13	Coffee Decaffeination Processes [15 Jun 2007]
15	The PB&J Campaign [18 Jul 2007]


Day	Title
18	Raclette [13 Jun 2004]
20	French Butter Dishes [14 Jun 2004]
22	Mead [15 Jun 2004]
25	The Girolle [16 Jun 2004]
27	Honey as Medicine [17 Jun 2004]
29	Mistpouffers [25 Jul 2007]

January 2008
Day	Title
02	Truffles [02 Jun 2004]
04	The Woodwose [18 Apr 2007]
07	San Francisco's Terra Infirma [03 Jun 2004]
09	Oil from Garbage [04 Jun 2004]
11	Paris Catacombs [05 Jun 2004]
14	Complaints Choirs [14 Jan 2008]
16	Lichens [30 Apr 2007]


Day	Title
18	Dream Groups [06 Jun 2004]
21	Starlite [21 Jan 2008]
23	Superautomatic Coffee Machines [07 Jun 2004]
25	Bionic Eyes [08 Jun 2004]
28	Freecycling [07 May 2007]
30	The Discovery of Radium [30 Jan 2008]

December 2007
Day	Title
03	The Wallace Line [23 Feb 2007]
05	The Central - Mid-Levels Escalator [26 Feb 2007]
07	Non-Newtonian Fluids [28 Feb 2007]
10	Chinooks [07 Mar 2007]
12	The Tongue-Eating Louse [09 Mar 2007]
14	Nyepi [14 Mar 2007]
17	826 National [16 Mar 2007]


Day	Title
19	The Influence of Color on Taste Perception [19 Mar 2007]
21	The Grande Chartreuse [23 Mar 2007]
24	Bossaball [28 Mar 2007]
26	Polyphasic Sleep [30 Mar 2007]
28	Tulipomania [06 Apr 2007]
31	Royal de Luxe [11 Apr 2007]

November 2007
Day	Title
02	Hay-on-Wye [06 Nov 2006]
05	Sears Modern Homes [13 Nov 2006]
07	Ethanol Batteries [17 Nov 2006]
09	Skara Brae [20 Nov 2006]
12	Geysers [29 Nov 2006]
14	Mystery Park [01 Dec 2006]
16	Pitcairn Island [04 Dec 2006]


Day	Title
19	Mondegreens and Eggcorns [06 Dec 2006]
21	Portmeirion [15 Dec 2006]
23	The Church of the Flying Spaghetti Monster [08 Jan 2007]
26	Ethogeology [13 Feb 2007]
28	Proxemics [15 Feb 2007]
30	Entomophagy [21 Feb 2007]

October 2007
Day	Title
01	Doble Steam Cars [01 Sep 2006]
03	The Golden Spruce [11 Sep 2006]
05	The Swedish Ship Götheborg [13 Sep 2006]
08	Churchill, Manitoba [18 Sep 2006]
10	Micronations [20 Sep 2006]
12	The Dalahäst [25 Sep 2006]
15	Anopsology [27 Sep 2006]


Day	Title
17	Teatro La Fenice [02 Oct 2006]
19	Rarely Blooming Plants [09 Oct 2006]
22	Kite Sails [11 Oct 2006]
24	Fernet-Branca [16 Oct 2006]
26	Guédelon Castle [25 Oct 2006]
29	National Novel Writing Month [27 Oct 2006]
31	Vulcan, Alberta [30 Oct 2006]

September 2007
Day	Title
04	The Fata Morgana Effect [24 Jul 2006]
06	Ischigualasto [26 Jul 2006]
10	Beurre Salé [31 Jul 2006]
12	E Clampus Vitus [02 Aug 2006]
14	Saint-Pierre & Miquelon [07 Aug 2006]
17	Polywater [09 Aug 2006]


Day	Title
19	Lichtenberg Figures [14 Aug 2006]
21	Assateague Island [16 Aug 2006]
24	Gross National Happiness [21 Aug 2006]
26	The Marree Man [23 Aug 2006]
28	Aquanomy [28 Aug 2006]

August 2007
Day	Title
01	Hikaru Dorodango [01 Aug 2007]
03	DNA Fingerprinting [14 Jun 2006]
06	Paris Plages [06 Aug 2007]
08	Solar Sails [19 Jun 2006]
10	Cochineal [10 Aug 2007]
13	Planning Your Own Funeral [13 Aug 2007]
15	Palais Idéal [15 Aug 2007]


Day	Title
17	Project Habakkuk [26 Jun 2006]
20	The Nazca Lines [05 Jul 2006]
22	The Kakapo Parrot [07 Jul 2006]
24	Radio Call Letters [10 Jul 2006]
27	The Dvorak Keyboard Controversy [27 Aug 2007]
29	Hubbert's Peak [17 Jul 2006]
31	Quantized Time [21 Jul 2006]

July 2007
Day	Title
02	The Coelacanth [28 May 2005]
05	Saffron [29 May 2005]
09	Moleskine Notebooks [30 May 2005]
11	The Beale Ciphers [31 May 2006]
13	Highgate Cemetery [02 Jun 2006]
16	La Chose Intéressante du Jour


Day	Title
18	The PB&J Campaign [18 Jul 2007]
20	Quiet Parties [07 Jun 2006]
23	Llívia [12 Jun 2006]
25	Mistpouffers [25 Jul 2007]
27	The Vienna Vegetable Orchestra [27 Jul 2007]
30	Cow Sharing [30 Jul 2007]

June 2007
Day	Title
04	InterPlay [17 May 2005]
06	Living Streets [18 May 2005]
08	The Milgram Obedience Experiments [19 May 2005]
11	Tableware Taboos [20 May 2005]
13	Optical Painters' Aids [21 May 2005]
15	Coffee Decaffeination Processes [15 Jun 2007]


Day	Title
18	Tree Tumbo [22 May 2005]
20	Bee Venom Therapy [23 May 2005]
22	Breathing Liquid [24 May 2005]
25	Coin Tossing [25 May 2005]
27	Emperor Norton [26 May 2005]
29	Euskara [27 May 2005]

May 2007
Day	Title
02	The Wet Collodion Process [06 May 2005]
04	The Story of Toilet Paper [07 May 2005]
07	Freecycling [07 May 2007]
09	The Pont d'Avignon [08 May 2005]
11	Sedna's Moon [09 May 2005]
14	The Autogyro [10 May 2005]
16	The 1715 Spanish Plate Fleet [11 May 2005]


Day	Title
18	Leonardo's Robots [12 May 2005]
21	Shipping Container Architecture [21 May 2007]
23	Passenger Pigeons [13 May 2005]
25	Portmanteau [14 May 2005]
29	Operation Migration [15 May 2005]
31	Parkour [16 May 2005]

April 2007
Day	Title
02	The Antikythera Mechanism [28 Apr 2005]
04	The Fourth Anniversary of ITotD
06	Tulipomania [06 Apr 2007]
09	Leap Seconds [29 Apr 2005]
11	Royal de Luxe [11 Apr 2007]
13	The Crypt of Civilization [30 Apr 2005]
16	The Paperclip [01 May 2005]


Day	Title
18	The Woodwose [18 Apr 2007]
20	Bakelite [02 May 2005]
23	House of the Future [03 May 2005]
25	Space Pens [04 May 2005]
27	Biodegradable Plastic [05 May 2005]
30	Lichens [30 Apr 2007]

March 2007
Day	Title
02	Safety Coffins [23 Apr 2005]
05	Zeno's Paradoxes [24 Apr 2005]
07	Chinooks [07 Mar 2007]
09	The Tongue-Eating Louse [09 Mar 2007]
12	Sleep Debt [25 Apr 2005]
14	Nyepi [14 Mar 2007]
16	826 National [16 Mar 2007]


Day	Title
19	The Influence of Color on Taste Perception [19 Mar 2007]
21	Clepsydras [26 Apr 2005]
23	The Grande Chartreuse [23 Mar 2007]
26	The Longitude Problem [27 Apr 2005]
28	Bossaball [28 Mar 2007]
30	Polyphasic Sleep [30 Mar 2007]

February 2007
Day	Title
02	English Spelling Reform [18 Apr 2005]
05	Dead Media [19 Apr 2005]
07	SETI [20 Apr 2005]
09	Mail Recovery Centers [21 Apr 2005]
13	Ethogeology [13 Feb 2007]
15	Proxemics [15 Feb 2007]


Day	Title
19	Optical Telegraphs [22 Apr 2005]
21	Entomophagy [21 Feb 2007]
23	The Wallace Line [23 Feb 2007]
26	The Central - Mid-Levels Escalator [26 Feb 2007]
28	Non-Newtonian Fluids [28 Feb 2007]

January 2007
Day	Title
02	Raku [06 Apr 2005]
04	Fire Breathing [07 Apr 2005]
08	The Church of the Flying Spaghetti Monster [08 Jan 2007]
10	Murano Glass [08 Apr 2005]
12	Ball Lightning [09 Apr 2005]
15	White Tea [10 Apr 2005]
17	The Martini [11 Apr 2005]


Day	Title
19	Kefir [12 Apr 2005]
22	The Toast [13 Apr 2005]
24	The Bavarian Purity Law [14 Apr 2005]
26	Castor Oil [15 Apr 2005]
29	Water Freezing and Boiling Myths [16 Apr 2005]
31	The Voynich Manuscript [17 Apr 2005]

December 2006
Day	Title
01	Mystery Park [01 Dec 2006]
04	Pitcairn Island [04 Dec 2006]
06	Mondegreens and Eggcorns [06 Dec 2006]
08	Plate Clouds [28 Mar 2005]
11	Kitty Genovese Syndrome [29 Mar 2005]
13	Jumping Spiders [30 Mar 2005]


Day	Title
15	Portmeirion [15 Dec 2006]
18	Orgone [31 Mar 2005]
20	Egocasting [01 Apr 2005]
22	Fire Pistons [03 Apr 2005]
26	Vegetable Oil as Diesel Fuel [04 Apr 2005]
28	Microbial Fuel Cells [05 Apr 2005]

November 2006
Day	Title
01	Power Napping
03	The Sinking City of Venice [21 Mar 2005]
06	Hay-on-Wye [06 Nov 2006]
08	Freediving [22 Mar 2005]
10	The Oak Island Mystery [23 Mar 2005]
13	Sears Modern Homes [13 Nov 2006]
15	The Coriolis Force [24 Mar 2005]


Day	Title
17	Ethanol Batteries [17 Nov 2006]
20	Skara Brae [20 Nov 2006]
22	Disappearing Island Nations [25 Mar 2005]
24	Magnetohydrodynamic Propulsion [26 Mar 2005]
27	Weather Station Kurt [27 Mar 2005]
29	Geysers [29 Nov 2006]

October 2006
Day	Title
02	Teatro La Fenice [02 Oct 2006]
04	Throat Singers [14 Mar 2005]
06	Père-Lachaise Cemetery [15 Mar 2005]
09	Rarely Blooming Plants [09 Oct 2006]
11	Kite Sails [11 Oct 2006]
13	Mouth Music [16 Mar 2005]
16	Fernet-Branca [16 Oct 2006]


Day	Title
18	Stewart/Gaskin [18 Mar 2005]
20	Becoming a Saint [19 Mar 2005]
23	Underwater Hockey [20 Mar 2005]
25	Guédelon Castle [25 Oct 2006]
27	National Novel Writing Month [27 Oct 2006]
30	Vulcan, Alberta [30 Oct 2006]

September 2006
Day	Title
01	Doble Steam Cars [01 Sep 2006]
05	Alcatraz [09 Mar 2005]
07	Petra [10 Mar 2005]
11	The Golden Spruce [11 Sep 2006]
13	The Swedish Ship Götheborg [13 Sep 2006]
15	Rock Paper Scissors Tournaments [11 Mar 2005]


Day	Title
18	Churchill, Manitoba [18 Sep 2006]
20	Micronations [20 Sep 2006]
22	Extreme Ironing [12 Mar 2005]
25	The Dalahäst [25 Sep 2006]
27	Anopsology [27 Sep 2006]
29	Anabaptism [13 Mar 2005]

August 2006
Day	Title
02	E Clampus Vitus [02 Aug 2006]
04	Interesting Burger Joints [04 Mar 2005]
07	Saint-Pierre & Miquelon [07 Aug 2006]
09	Polywater [09 Aug 2006]
11	Pat O'Brien's [05 Mar 2005]
14	Lichtenberg Figures [14 Aug 2006]
16	Assateague Island [16 Aug 2006]


Day	Title
18	Les Baux [06 Mar 2005]
21	Gross National Happiness [21 Aug 2006]
23	The Marree Man [23 Aug 2006]
25	Tufa [07 Mar 2005]
28	Aquanomy [28 Aug 2006]
30	The Stone Balls of Costa Rica [08 Mar 2005]

July 2006
Day	Title
03	Kopi Luwak [28 Feb 2005]
05	The Nazca Lines [05 Jul 2006]
07	The Kakapo Parrot [07 Jul 2006]
10	Radio Call Letters [10 Jul 2006]
12	Viral Marketing
14	Durian [01 Mar 2005]
17	Hubbert's Peak [17 Jul 2006]


Day	Title
19	Slow Food [02 Mar 2005]
21	Quantized Time [21 Jul 2006]
24	The Fata Morgana Effect [24 Jul 2006]
26	Ischigualasto [26 Jul 2006]
28	Edible Gold [03 Mar 2005]
31	Beurre Salé [31 Jul 2006]

June 2006
Day	Title
02	Highgate Cemetery [02 Jun 2006]
05	Xena
07	Quiet Parties [07 Jun 2006]
09	Ushuaia [23 Feb 2005]
12	Llívia [12 Jun 2006]
14	DNA Fingerprinting [14 Jun 2006]
16	Extinction of the Yámana [24 Feb 2005]


Day	Title
19	Solar Sails [19 Jun 2006]
21	Pontcysyllte Aqueduct [21 Jun 2006]
23	Cueva de las Manos [25 Feb 2005]
26	Project Habakkuk [26 Jun 2006]
28	Bubble Tea [27 Feb 2005]
30	Cruise Ship Condos

May 2006
Day	Title
01	Leaf Cutter Ants [31 Jan 2005]
02	Crows that Make Tools [01 Feb 2005]
03	Saint Bernards [03 Feb 2005]
04	The Hidden Lives of Sloths [04 Feb 2005]
05	Non-Human Farmers [05 Feb 2005]
08	Gumbo [06 Feb 2005]
09	New Orleans Cemeteries [07 Feb 2005]
10	Café du Monde [08 Feb 2005]
11	Voodoo [09 Feb 2005]
12	Oysters Rockefeller [10 Feb 2005]
15	Bread Pudding [11 Feb 2005]


Day	Title
16	Lagniappe [12 Feb 2005]
17	Sandboarding [13 Feb 2005]
18	Cascading Style Sheets [15 Feb 2005]
19	Titanium Art [16 Feb 2005]
22	Rebreathers [17 Feb 2005]
23	Designer Pets [18 Feb 2005]
24	Leeches Reconsidered [19 Feb 2005]
25	Pan del Indio [20 Feb 2005]
26	The Perito Moreno Glacier [21 Feb 2005]
30	Legends of Tierra del Fuego [22 Feb 2005]
31	The Beale Ciphers [31 May 2006]

April 2006
Day	Title
03	Tagmemics [13 Jan 2005]
04	The Skin Project [14 Jan 2005]
05	Printing Skin Tissue [15 Jan 2005]
06	Sutro Baths [16 Jan 2005]
07	Paris Sewers [17 Jan 2005]
10	The Thinker [18 Jan 2005]
11	New Orleans Walking Tours [16 Nov 2004]
12	Palacio Barolo [19 Jan 2005]
13	Tsunami Warning Systems [20 Jan 2005]
17	The Battle of Dunkirk [21 Jan 2005]


Day	Title
18	Megaplumes [22 Jan 2005]
19	Introduction to Patagonia [23 Jan 2005]
20	Magellanic Penguins [24 Jan 2005]
21	Caleta Valdés [25 Jan 2005]
24	The Legend of Deolinda Correa [26 Jan 2005]
25	Gaiman [27 Jan 2005]
26	The Argentinosaurus [28 Jan 2005]
27	Mate [29 Jan 2005]
28	Poison Dart Frogs [30 Jan 2005]

March 2006
Day	Title
01	Folk Etymology [22 Dec 2004]
02	Pennsylvania Dutch [23 Dec 2004]
03	Mercury Retrograde [09 Aug 2004]
06	English Female Social Titles [24 Dec 2004]
07	Bhutanese Archery [25 Dec 2004]
08	The Great Cork Debate [26 Dec 2004]
09	Hymir's Cauldron [27 Dec 2004]
10	Wine Color Taste Tests [28 Dec 2004]
13	The Passglas [29 Dec 2004]
14	The Invention of the Wheel [30 Dec 2004]
15	Cleopatra's Wager [31 Dec 2004]
16	Origin of the Trophy Cup [01 Jan 2005]


Day	Title
17	Spoonerisms [02 Jan 2005]
20	Ice Hotels [03 Jan 2005]
21	Performative Verbs [04 Jan 2005]
22	Geodesic Domes [05 Jan 2005]
23	Esperanto [06 Jan 2005]
24	Straw Bale Houses [07 Jan 2005]
27	The Tunnels of Moose Jaw [08 Jan 2005]
28	Online Lost-and-Found Services [09 Jan 2005]
29	Tag Questions [10 Jan 2005]
30	Geocaching [11 Jan 2005]
31	Name Tags [12 Jan 2005]

February 2006
Day	Title
01	Salzbergwerk Berchtesgaden [28 Nov 2004]
02	The Color Purple [29 Nov 2004]
03	Fleur de Sel [30 Nov 2004]
06	The Story of Ketchup [01 Dec 2004]
07	Sinkholes [02 Dec 2004]
08	The Wieliczka Salt Mine [03 Dec 2004]
09	Sea Monkeys [04 Dec 2004]
10	On-Demand Publishing [06 Dec 2004]
13	Wikis [07 Dec 2004]
14	3-D Printers [08 Dec 2004]


Day	Title
15	Intaglio Printing [11 Dec 2004]
16	Oxygen Bars [12 Dec 2004]
17	Personal Flying Machines [13 Dec 2004]
20	Hoverboards [15 Dec 2004]
21	Memetics [16 Dec 2004]
22	Carbon Sequestration [17 Dec 2004]
23	Urban Monorail Systems [18 Dec 2004]
24	Aproposisms [19 Dec 2004]
27	Mincemeat [20 Dec 2004]
28	Malaria [21 Dec 2004]

January 2006
Day	Title
02	The Musée Mécanique [04 Nov 2004]
03	Freeze Drying [05 Nov 2004]
04	Burghausen [06 Nov 2004]
05	The Oropendola [07 Nov 2004]
06	Foucault's Pendulum [08 Nov 2004]
09	Image-Stabilizing Binoculars [09 Nov 2004]
10	Charlie and His Orchestra [10 Nov 2004]
11	The Steadicam [11 Nov 2004]
12	The Trapeze [12 Nov 2004]
13	The Yo-Yo [13 Nov 2004]
16	Pedometers [14 Nov 2004]


Day	Title
17	Pilgrimage to Santiago [15 Nov 2004]
18	Wife-Carrying Contests [17 Nov 2004]
19	Labyrinth Walks [18 Nov 2004]
20	Carfree Cities [19 Nov 2004]
23	Spotted Handfish [20 Nov 2004]
24	Donate-a-Click Programs [21 Nov 2004]
25	Micropayment Systems [22 Nov 2004]
26	Rent-a-Dog [23 Nov 2004]
27	Affiliate Programs [25 Nov 2004]
30	Paying It Forward [26 Nov 2004]
31	Bookcrossing [27 Nov 2004]

December 2005
Day	Title
01	Audium [10 Oct 2004]
02	Array Microphones [11 Oct 2004]
05	Holophonic Sound [12 Oct 2004]
06	Binaural Beats [13 Oct 2004]
07	Cochlear Implants [14 Oct 2004]
08	Anechoic Chambers [15 Oct 2004]
09	White Noise [16 Oct 2004]
12	The Bodleian Library [18 Oct 2004]
13	Bad Fiction Contests [19 Oct 2004]
14	Membership Libraries [20 Oct 2004]
15	The Writings of Carlos Castaneda [21 Oct 2004]


Day	Title
16	Spontaneous Human Combustion [22 Oct 2004]
19	Pennsylvania Coal Fires [23 Oct 2004]
20	___-of-the-Month Clubs [24 Oct 2004]
21	Rigo Artwork [25 Oct 2004]
22	Carbon Dating [26 Oct 2004]
23	The Great Clock of Westminster [27 Oct 2004]
26	Tachyons [29 Oct 2004]
27	The B-52's [31 Oct 2004]
28	Sarlat La Canéda [01 Nov 2004]
29	Bodie, California [02 Nov 2004]
30	Oradour-sur-Glane [03 Nov 2004]

November 2005
Day	Title
01	Bahasa Indonesia [17 Sep 2004]
02	Walloon [18 Sep 2004]
03	The Globe Theatre [19 Sep 2004]
04	Sedona's Energy Vortexes [20 Sep 2004]
07	The Story of Doughnuts [21 Sep 2004]
08	The Hurdy-Gurdy [22 Sep 2004]
09	Propeller Beanies [23 Sep 2004]
10	Perpetual Motion Machines [24 Sep 2004]
11	The S Curve [25 Sep 2004]
14	Demosthenes' Stones [26 Sep 2004]
15	The Mega Dog [27 Sep 2004]


Day	Title
16	Deyrolle [28 Sep 2004]
17	Modern Mummies [30 Sep 2004]
18	Piñatas [01 Oct 2004]
21	Pastrami [02 Oct 2004]
22	Fortune Cookies [03 Oct 2004]
23	NextBus [04 Oct 2004]
25	Automatic Transmissions for Bicycles [05 Oct 2004]
28	Car Sharing Programs [06 Oct 2004]
29	The Egely Wheel [08 Oct 2004]
30	Flywheel Batteries [09 Oct 2004]

October 2005
Day	Title
03	The Equation of Time [27 Aug 2004]
04	Quantifying Despair and Depression [28 Aug 2004]
05	The French Meal-Payment Ritual [29 Aug 2004]
06	The Truth About Bananas [30 Aug 2004]
07	The Theremin [31 Aug 2004]
10	Push Hands [01 Sep 2004]
11	Giving Away the Razor, Selling the Blades [02 Sep 2004]
12	The Handshake [03 Sep 2004]
13	Revenge of the Analog Clock [04 Sep 2004]
14	Ultrasonic Mosquito Repellers [05 Sep 2004]
17	Tabacón Hot Springs [06 Sep 2004]


Day	Title
18	Powder Coating [07 Sep 2004]
19	Heat-Resistant Chocolate [08 Sep 2004]
20	Tabasco Sauce [09 Sep 2004]
21	Silicone Baking Products [10 Sep 2004]
24	Ventless Clothes Dryers [11 Sep 2004]
25	The Klingon Language Institute [12 Sep 2004]
26	Hypercorrection [13 Sep 2004]
27	Pittsburghese [14 Sep 2004]
28	Linguistic Categories [15 Sep 2004]
31	Style Guides [16 Sep 2004]

September 2005
Day	Title
01	The Story of Phineas Gage [05 Aug 2004]
02	Rise of the Bagel [06 Aug 2004]
05	Public Enrichment Project [07 Aug 2004]
06	The Charles Atlas Dynamic-Tension Fitness Course [08 Aug 2004]
07	Mercury Retrograde [09 Aug 2004]
08	T'ai Chi Ch'uan [10 Aug 2004]
09	The Pluto Controversy [11 Aug 2004]
12	Benedictine Oblates [12 Aug 2004]
13	The Kepler Mission [13 Aug 2004]
14	Fasting [14 Aug 2004]
15	One-Log House [15 Aug 2004]


Day	Title
16	Neuschwanstein Castle [16 Aug 2004]
19	Winchester Mystery House [17 Aug 2004]
20	Herrenchiemsee Castle [18 Aug 2004]
21	The Hearst Estate at San Simeon [19 Aug 2004]
22	Missile Silo Homes [20 Aug 2004]
23	Arcosanti [21 Aug 2004]
26	Measuring the Speed of Light [22 Aug 2004]
27	Body-Based Units of Measurement [23 Aug 2004]
28	Furlongs Per Fortnight [24 Aug 2004]
29	Decimal Time [25 Aug 2004]
30	Scruples and Stones [26 Aug 2004]

August 2005
Day	Title
01	Icewine [13 Jul 2004]
02	Tiki [14 Jul 2004]
03	The Grolla [15 Jul 2004]
04	Peanut Milk [16 Jul 2004]
05	Pastis [17 Jul 2004]
08	Red Tide [18 Jul 2004]
09	Light Pollution [19 Jul 2004]
10	Lightsabres [20 Jul 2004]
11	Grass Photographs [21 Jul 2004]
12	White LEDs [22 Jul 2004]
12	White LEDs [22 Jul 2004]
15	Eye-to-Eye Video [23 Jul 2004]


Day	Title
16	Helioseismology [24 Jul 2004]
17	A Perfect Baguette [25 Jul 2004]
18	Snow Crusts [26 Jul 2004]
19	Pie Funnels [27 Jul 2004]
22	Uffington White Horse [28 Jul 2004]
23	Crème Brûlée [29 Jul 2004]
24	Mantle Convection [30 Jul 2004]
25	Muffin Tops [31 Jul 2004]
26	Twin Peaks [01 Aug 2004]
29	The Conservatoire des Arts et Métiers [02 Aug 2004]
30	Monolithic Concrete Domes [03 Aug 2004]
31	Sugar Alcohols [04 Aug 2004]

July 2005
Day	Title
01	Social Networking Systems [23 Jun 2004]
05	Global Energy Network [24 Jun 2004]
06	Most Recent Common Ancestors [25 Jun 2004]
07	The Holographic Paradigm [26 Jun 2004]
08	The Capilano Suspension Bridge [27 Jun 2004]
11	Moxy Früvous [28 Jun 2004]
12	Temperate Rain Forests [29 Jun 2004]
13	Curling [30 Jun 2004]
14	Saturna Island [01 Jul 2004]
15	Oil Sands [02 Jul 2004]


Day	Title
18	Athabasca Sand Dunes [03 Jul 2004]
19	Silent Retreats [04 Jul 2004]
20	The Tactile Dome [05 Jul 2004]
21	Phenomenology [06 Jul 2004]
22	The Right-to-Quiet Movement [07 Jul 2004]
25	Synesthesia [08 Jul 2004]
26	Robots that Smell [09 Jul 2004]
27	The Experience of Things [10 Jul 2004]
28	Traveler's Palms [11 Jul 2004]
29	Absinthe [12 Jul 2004]

June 2005
Day	Title
01	Truffles [02 Jun 2004]
02	Museums of Interesting Things [01 Jun 2004]
03	San Francisco's Terra Infirma [03 Jun 2004]
06	Oil from Garbage [04 Jun 2004]
07	Paris Catacombs [05 Jun 2004]
08	Dream Groups [06 Jun 2004]
09	Superautomatic Coffee Machines [07 Jun 2004]
10	Bionic Eyes [08 Jun 2004]
13	Brain Machines [09 Jun 2004]
14	Eye Language [10 Jun 2004]
15	Iris Scans [11 Jun 2004]


Day	Title
16	Lucid Dreams [12 Jun 2004]
17	Raclette [13 Jun 2004]
20	French Butter Dishes [14 Jun 2004]
21	Mead [15 Jun 2004]
22	The Girolle [16 Jun 2004]
23	Honey as Medicine [17 Jun 2004]
24	The Cheese Course [18 Jun 2004]
27	Milk in a Box [19 Jun 2004]
28	Invisible Computing [20 Jun 2004]
29	Six Degrees of Separation [21 Jun 2004]
30	Microclimates [22 Jun 2004]

December 1969
Day	Title
31	Herrenchiemsee Castle [18 Aug 2004]

May 2005
Day	Title
1	The Paperclip
2	Bakelite
3	House of the Future
4	Space Pens
5	Biodegradable Plastic
6	The Wet Collodion Process
7	The Story of Toilet Paper
8	The Pont d'Avignon
9	Sedna's Moon
10	The Autogyro
11	The 1715 Spanish Plate Fleet
12	Leonardo's Robots
13	Passenger Pigeons
14	Portmanteau
15	Operation Migration
16	Parkour


Day	Title
17	InterPlay
18	Living Streets
19	The Milgram Obedience Experiments
20	Tableware Taboos
21	Optical Painters' Aids
22	Tree Tumbo
23	Bee Venom Therapy
24	Breathing Liquid
25	Coin Tossing
26	Emperor Norton
27	Euskara
28	The Coelacanth
29	Saffron
30	Moleskine Notebooks
31	Wu Wei

April 2005
Day	Title
1	Egocasting
2	Daylight Saving Time
3	Fire Pistons
4	Vegetable Oil as Diesel Fuel
5	Microbial Fuel Cells
6	Raku
7	Fire Breathing
8	Murano Glass
9	Ball Lightning
10	White Tea
11	The Martini
12	Kefir
13	The Toast
14	The Bavarian Purity Law
15	Castor Oil


Day	Title
16	Water Freezing and Boiling Myths
17	The Voynich Manuscript
18	English Spelling Reform
19	Dead Media
20	SETI
21	Mail Recovery Centers
22	Optical Telegraphs
23	Safety Coffins
24	Zeno's Paradoxes
25	Sleep Debt
26	Clepsydras
27	The Longitude Problem
28	The Antikythera Mechanism
29	Leap Seconds
30	The Crypt of Civilization

March 2005
Day	Title
1	Durian
2	Slow Food
3	Edible Gold
4	Interesting Burger Joints
5	Pat O'Brien's
6	Les Baux
7	Tufa
8	The Stone Balls of Costa Rica
9	Alcatraz
10	Petra
11	Rock Paper Scissors Tournaments
12	Extreme Ironing
13	Anabaptism
14	Throat Singers
15	Père-Lachaise Cemetery
16	Mouth Music


Day	Title
17	St. Patrick
18	Stewart/Gaskin
19	Becoming a Saint
20	Underwater Hockey
21	The Sinking City of Venice
22	Freediving
23	The Oak Island Mystery
24	The Coriolis Force
25	Disappearing Island Nations
26	Magnetohydrodynamic Propulsion
27	Weather Station Kurt
28	Plate Clouds
29	Kitty Genovese Syndrome
30	Jumping Spiders
31	Orgone

February 2005
Day	Title
1	Crows that Make Tools
2	Groundhog Day
3	Saint Bernards
4	The Hidden Lives of Sloths
5	Non-Human Farmers
6	Gumbo
7	New Orleans Cemeteries
8	Café du Monde
9	Voodoo
10	Oysters Rockefeller
11	Bread Pudding
12	Lagniappe
13	Sandboarding
14	Code-Free DVD Players


Day	Title
15	Cascading Style Sheets
16	Titanium Art
17	Rebreathers
18	Designer Pets
19	Leeches Reconsidered
20	Pan del Indio
21	The Perito Moreno Glacier
22	Legends of Tierra del Fuego
23	Ushuaia
24	Extinction of the Yámana
25	Cueva de las Manos
26	What's Left of Patagonia
27	Bubble Tea
28	Kopi Luwak

January 2005
Day	Title
1	Origin of the Trophy Cup
2	Spoonerisms
3	Ice Hotels
4	Performative Verbs
5	Geodesic Domes
6	Esperanto
7	Straw Bale Houses
8	The Tunnels of Moose Jaw
9	Online Lost-and-Found Services
10	Tag Questions
11	Geocaching
12	Name Tags
13	Tagmemics
14	The Skin Project
15	Printing Skin Tissue
16	Sutro Baths


Day	Title
17	Paris Sewers
18	The Thinker
19	Palacio Barolo
20	Tsunami Warning Systems
21	The Battle of Dunkirk
22	Megaplumes
23	Introduction to Patagonia
24	Magellanic Penguins
25	Caleta Valdés
26	The Legend of Deolinda Correa
27	Gaiman
28	The Argentinosaurus
29	Mate
30	Poison Dart Frogs
31	Leaf Cutter Ants

December 2004
Day	Title
1	The Story of Ketchup
2	Sinkholes
3	The Wieliczka Salt Mine
4	Sea Monkeys
5	Weblogs Revisited
6	On-Demand Publishing
7	Wikis
8	3-D Printers
9	TidBITS
10	Take Control Ebooks
11	Intaglio Printing
12	Oxygen Bars
13	Personal Flying Machines
14	Halcyon Days
15	Hoverboards
16	Memetics


Day	Title
17	Carbon Sequestration
18	Urban Monorail Systems
19	Aproposisms
20	Mincemeat
21	Malaria
22	Folk Etymology
23	Pennsylvania Dutch
24	English Female Social Titles
25	Bhutanese Archery
26	The Great Cork Debate
27	Hymir's Cauldron
28	Wine Color Taste Tests
29	The Passglas
30	The Invention of the Wheel
31	Cleopatra's Wager

November 2004
Day	Title
1	Sarlat La Canéda
2	Bodie, California
3	Oradour-sur-Glane
4	The Musée Mécanique
5	Freeze Drying
6	Burghausen
7	The Oropendola
8	Foucault's Pendulum
9	Image-Stabilizing Binoculars
10	Charlie and His Orchestra
11	The Steadicam
12	The Trapeze
13	The Yo-Yo
14	Pedometers
15	Pilgrimage to Santiago


Day	Title
16	New Orleans Walking Tours
17	Wife-Carrying Contests
18	Labyrinth Walks
19	Carfree Cities
20	Spotted Handfish
21	Donate-a-Click Programs
22	Micropayment Systems
23	Rent-a-Dog
24	Text-Based Ads
25	Affiliate Programs
26	Paying It Forward
27	Bookcrossing
28	Salzbergwerk Berchtesgaden
29	The Color Purple
30	Fleur de Sel

October 2004
Day	Title
1	Piñatas
2	Pastrami
3	Fortune Cookies
4	NextBus
5	Automatic Transmissions for Bicycles
6	Car Sharing Programs
7	The Evolution of Scrolling
8	The Egely Wheel
9	Flywheel Batteries
10	Audium
11	Array Microphones
12	Holophonic Sound
13	Binaural Beats
14	Cochlear Implants
15	Anechoic Chambers
16	White Noise


Day	Title
17	The Wittenburg Door
18	The Bodleian Library
19	Bad Fiction Contests
20	Membership Libraries
21	The Writings of Carlos Castaneda
22	Spontaneous Human Combustion
23	Pennsylvania Coal Fires
24	___-of-the-Month Clubs
25	Rigo Artwork
26	Carbon Dating
27	The Great Clock of Westminster
28	Work Week and Vacation Variances
29	Tachyons
30	Falling Back
31	The B-52's

September 2004
Day	Title
1	Push Hands
2	Giving Away the Razor, Selling the Blades
3	The Handshake
4	Revenge of the Analog Clock
5	Ultrasonic Mosquito Repellers
6	Tabacón Hot Springs
7	Powder Coating
8	Heat-Resistant Chocolate
9	Tabasco Sauce
10	Silicone Baking Products
11	Ventless Clothes Dryers
12	The Klingon Language Institute
13	Hypercorrection
14	Pittsburghese
15	Linguistic Categories


Day	Title
16	Style Guides
17	Bahasa Indonesia
18	Walloon
19	The Globe Theatre
20	Sedona's Energy Vortexes
21	The Story of Doughnuts
22	The Hurdy-Gurdy
23	Propeller Beanies
24	Perpetual Motion Machines
25	The S Curve
26	Demosthenes' Stones
27	The Mega Dog
28	Deyrolle
29	The Foods of Sukkot
30	Modern Mummies

August 2004
Day	Title
1	Twin Peaks
2	The Conservatoire des Arts et Métiers
3	Monolithic Concrete Domes
4	Sugar Alcohols
5	The Story of Phineas Gage
6	Rise of the Bagel
7	Public Enrichment Project
8	The Charles Atlas Dynamic-Tension Fitness Course
9	Mercury Retrograde
10	T'ai Chi Ch'uan
11	The Pluto Controversy
12	Benedictine Oblates
13	The Kepler Mission
14	Fasting
15	One-Log House
16	Neuschwanstein Castle


Day	Title
17	Winchester Mystery House
18	Herrenchiemsee Castle
19	The Hearst Estate at San Simeon
20	Missile Silo Homes
21	Arcosanti
22	Measuring the Speed of Light
23	Body-Based Units of Measurement
24	Furlongs Per Fortnight
25	Decimal Time
26	Scruples and Stones
27	The Equation of Time
28	Quantifying Despair and Depression
29	The French Meal-Payment Ritual
30	The Truth About Bananas
31	The Theremin

July 2004
Day	Title
1	Saturna Island
2	Oil Sands
3	Athabasca Sand Dunes
4	Silent Retreats
5	The Tactile Dome
6	Phenomenology
7	The Right-to-Quiet Movement
8	Synesthesia
9	Robots that Smell
10	The Experience of Things
11	Traveler's Palms
12	Absinthe
13	Icewine
14	Tiki
15	The Grolla
16	Peanut Milk


Day	Title
17	Pastis
18	Red Tide
19	Light Pollution
20	Lightsabres
21	Grass Photographs
22	White LEDs
23	Eye-to-Eye Video
24	Helioseismology
25	A Perfect Baguette
26	Snow Crusts
27	Pie Funnels
28	Uffington White Horse
29	Crème Brûlée
30	Mantle Convection
31	Muffin Tops

June 2004
Day	Title
1	Museums of Interesting Things
2	Truffles
3	San Francisco's Terra Infirma
4	Oil from Garbage
5	Paris Catacombs
6	Dream Groups
7	Superautomatic Coffee Machines
8	Bionic Eyes
9	Brain Machines
10	Eye Language
11	Iris Scans
12	Lucid Dreams
13	Raclette
14	French Butter Dishes
15	Mead


Day	Title
16	The Girolle
17	Honey as Medicine
18	The Cheese Course
19	Milk in a Box
20	Invisible Computing
21	Six Degrees of Separation
22	Microclimates
23	Social Networking Systems
24	Global Energy Network
25	Most Recent Common Ancestors
26	The Holographic Paradigm
27	The Capilano Suspension Bridge
28	Moxy Früvous
29	Temperate Rain Forests
30	Curling

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Sedona's Energy Vortexes (05/24)

The Globe Theatre (05/22)

Walloon (05/20)

Bahasa Indonesia (05/17)

Linguistic Categories (05/15)

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