The Seawolf class was built to hunt enemy submarines in one of the most hostile environments on Earth: beneath the Arctic ice ...

A British explorer who was the first man to reach the North Pole solo announced plans on Tuesday to lead an expedition to measure the thickness of the Arctic ice caps. Pen Hadow (45), who reached the ...

WASHINGTON (voa) – U.S. satellite observations show a continuing retreat of the North Pole ice cap, as the Arctic warms. Scientists say the shrinking ice cover feeds global warming, but is also ...

If you pull an ice core from the outer edges of the Arctic polar cap, you might spot what looks like a faint line of dirt. Those are diatoms—single-celled algae with outer walls made of glass. Their ...

If you've ever looked at Mars through a telescope, you probably noticed its two polar ice caps. The northern one is made largely of water ice—the most obvious sign that Mars was once a wetter, warmer ...