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Strange, sinuous gullies etched into the dunes of Mars are finally giving up their secrets.

These gouges, new experiments reveal, are carved by the explosive sublimation of dry ice, burrowing down the slopes like a mole and blasting away sand…

Years ago, scientists noted something odd: Earth’s Northern and Southern Hemispheres reflect nearly the same amount of sunlight back into space. The reason why this symmetry is odd is because the Northern Hemisphere has more land, cities,

A flapping-wing drone developed by researchers at the University of Cincinnati can locate and hover around a moving light source like a moth.

Moth-Inspired Drone