Cars and trucks have difficulty driving in icy conditions, so how difficult is it to land much a heavier and faster airplane ...

When polar regions melt, the vaults are thrown open – “ancient water, carbon, and microbial life return to the surface to ...

Two gigantic canyons on the moon — both deeper than the Grand Canyon — were carved in less than 10 minutes by floods of rocks ...

These tiny creatures may be no bigger than your little finger, but scientists plan to start counting them from space. Knowing ...

Why do ice ages occur less frequently? Scientists look for answers in a nearly 2-mile-long ice core extracted from Antarctica ...