Made by humans on Earth. Since 2003.
Woman making the "shhhh" gesture

The Right-to-Quiet Movement

Shouting down excess noise

Excessive environmental noise can be dangerous to your mental and physical health. Concerned citizens are organizing efforts to preserve their right to a quiet life.
A bee on a flower

Bee Venom Therapy

A stinging endorsement

Bee stings are extremely unpleasant, but some medical conditions can supposedly be treated by voluntarily stinging oneself.
A dome structure in Genola,_Utah

Monolithic Concrete Domes

Creating buildings out of thin air

A modern method for building homes and other structures out of reinforced concrete requires no framing or internal supports, just a big balloon.
Decommissioned Titan 1 Intercontinental Ballistic Missile Complex in Chico, CA

Missile Silo Homes

Hole is where the heart is

All over the United States, enterprising (or paranoid) individuals are turning abandoned missile silos into underground homes. Quiet, safe, and well-insulated, what's not to like?
A 2012-13 room in the Icehotel in Jukkasjärvi, Sweden

Ice Hotels

In-refrigerator rooms

In Scandinavia, Québec, and even Japan, tourists flock each winter to hotels built entirely out of ice, and pay big bucks to sleep in unheated rooms on hard beds covered with animal pelts.
An eye

Eye Language

Look what you’re saying

A person's eyes, and in particular, the size of the pupils, can give important clues to his or her physical and psychological state.
Tabacón Hot Springs

Tabacón Hot Springs

The relaxing side of the Arenal Volcano

You haven't been to a hot spring until you've visited Tabacón, a resort in the shadow of (and heated by) Costa Rica's Arenal Volcano.
Not a mot juste, an aproposism

Aproposisms

The right word (for “the right word”)

English has lots of expressions that mean "the wrong word," but no single word that indicates someone has chosen the ideal way to phrase something. Until now, that is: aproposisms to the rescue.
A chart showing how the three game elements of "Rock-paper-scissors" interact.

Rock Paper Scissors Tournaments

A stone’s throw from the cutting edge

Possibly the world's least athletic sport, the schoolyard game of rock, paper, scissors has turned into an international competition with huge stakes.
A spotted handfish

Spotted Handfish

Fish that walk

This small fish that lives off the coast of Tasmania has fins that look and act like legs. It can swim, but it prefers to walk along the sea floor. But it's an endangered species, and might soon take its final walk.