From clouds to craters: Mars Express

This beautiful view from ESA's Mars Express stretches from the bright, cloud-covered north pole of Mars to the contrasting hues of the northern hemisphere and the cratered terrain in the south.

Hardy scientists trek to Venezuela's last glacier amid chaos

Blackouts shut off the refrigerators where the scientists keep their lab samples. Gas shortages mean they sometimes have to work from home. They even reuse sheets of paper to record field data because fresh supplies are so ...