Given that Mars is significantly colder and further from the Sun, it's easy to imagine that its polar ice caps have been there for ages, and the planet is frozen and static. But that isn't likely ...

This helps melt the polar ice cap, which this year floated in water about 6.3 degrees Fahrenheit (3.5 degrees Celsius) warmer than its historical mean, Steele said.

Rather, the troughs on the outer edges of the ice cap form a fairly uniform "V" shape, with the walls on either side measuring about the same height. Further, not all troughs had cloud cover.

Ice cap melting? Let's not miss the boat If you thumbed past the "Polar Express" article in the Dec. 24 issue of the New Yorker magazine, you're forgiven. At 20 pages long, it was more than just a ...

Originally taken on Sept. 1, 2008, and reshared this week, this image shows a dune field near the base of Mars' north polar ice cap, Planum Boreum.

Updated data from NASA satellite instruments reveal the Earth’s polar ice caps have not receded at all since the satellite instruments began measuring the ice caps in 1979. Since the end of 2012, ...

He found that a layer of carbon dioxide ice 650 meters (0.4 miles) thick would settle onto Mars' south polar cap each winter. An image from space of part of mars, its thin atmosphere laced over top..

The Southern Hemisphere polar ice cap for the month of April 2014 surpassed its greatest April extent in recorded history. The new record extends a long-term expansion of the Antarctic ice sheet that ...

(Corrects word in fourth paragraph to "sheet" from "sheath") By Amanda Beck SAN FRANCISCO, Dec 12 (Reuters) - Arctic ice at the North Pole melted at a record rate in the summer of 2007, the latest ...