Made by humans on Earth. Since 2003.
Wet collodion being applied to a glass plate

The Wet Collodion Process

Developing a better negative

An intellectual property lawsuit in the mid-1800s ended in defeat for both sides, but it left us with the process whereby a photographic negative could make any number of prints.
A pie bird in a pie

Pie Funnels

A piecrust’s best friend

A pie funnel won't help you to pour your pie into a bottle. This small ceramic doohickey helps to vent steam while your pie bakes, keeping the crust intact and preventing the filling from boiling over.
Skyglow in Mexico City

Light Pollution

Urban assault on the night sky

The excessive or injudicious use of lights at night can lead to several different forms of light pollution. Besides annoying stargazers whose view is obscured, it can cause safety hazards and even be dangerous to your health.
Crème Brûlée

Crème Brûlée

Why every kitchen needs a blowtorch

Take a simple custard, sprinkle some sugar on top, and grab the nearest blowtorch to caramelize it. The custard with the crispy crust you've just created is a crème brûlée.
8-track tapes

Dead Media

Preserving past communication for the future

Long before 8-track tapes died out, many other methods for transmitting data bit the dust. As technology marches on, who will catalog all the kinds of media we can no longer access?
Image of His Imperial Majesty Emperor Norton I, also known as Joshua A Norton.

Emperor Norton

Monarch of San Francisco

San Francisco was once the proud home of an eccentric character who called himself Emperor of the United States. He wisely outlawed use of the term "Frisco."
The Dvorak keyboard layout

The Dvorak Keyboard Controversy

Chasing QWERTY

The QWERTY keyboard layout is weird and hard to learn. A competitor, the Dvorak layout, may be superior, but arguments on both sides are so full of hype and bias that it's hard to determine who to believe.
A green fried egg

The Influence of Color on Taste Perception

Palette vs. palate

From green eggs and ham to purple ketchup, foods with unusual colors can be incorrectly perceived as tasting different from their normal counterparts.
Huun-Huur-Tu performing

Throat Singers

All-natural one-man bands

By careful manipulations of the vocal tract, a person can sing two, three, or even four distinct notes at once. This art form was popularized by the residents of Tuva in central Asia.
Feet of someone relaxing on the beach

Work Week and Vacation Variances

Stress, rest, and productivity

The American idea of what constitutes a normal work week (or normal vacation time) is very different from what most of the rest of the world thinks. It's also, arguably, less sane and healthy.