Software, Hardware, Silverware

Naturally Occurring Gears

Adi Robertson for The Verge:

Gears are a potent symbol of human industry, a sign of mechanical wonder or a cold assembly line. If you had to pick something to stand against the natural world, they’d be a pretty likely pick — except that as it turns out, insects discovered them first. In a paper published today in Science, Malcolm Burrows and Gregory Sutton of the University of Cambridge reveal that the plant-hopping Issus coleoptratus leaps with the aid of a pair of tiny, one-way gears, the first functional ones ever found on an animal.