News tagged with liquid water

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planets · mars · water · nasa · earth

A tale of two deserts

Because the surface of Mars today is bone-dry and frozen all year round, it’s difficult to find any place on Earth that is truly Mars-like. But two locations, Antarctica’s Upper Dry Valleys and the ...

Apr 19, 2011
5 / 5 (1) 0

Some Antarctic ice is forming from bottom

Scientists working in the remotest part of Antarctica have discovered that liquid water locked deep under the continent's coat of ice regularly thaws and refreezes to the bottom, creating as much as half the ...

Mar 03, 2011
4.9 / 5 (7) 2 | with audio podcast

Water vapor in space

(PhysOrg.com) -- Water is a critical molecule for human life, and, because it is abundant in the interstellar medium, it also plays an important role in the life of molecular clouds and the stars and planets ...

Feb 04, 2011
4.8 / 5 (11) 0 | with audio podcast

A fizzy ocean on Enceladus

For years researchers have been debating whether Enceladus, a tiny moon floating just outside Saturn's rings, is home to a vast underground ocean. Is it wet--or not? Now, new evidence is tipping the scales. ...

Jan 27, 2011
5 / 5 (29) 52 | with audio podcast

The three ages of Mars

There is no place on Earth that is a perfect copycat of Mars as it is now, or as it was at any specific point in the past. But scientists suggest Earth has little versions of Mars as it might have been over ...

Dec 10, 2010
4.6 / 5 (7) 1 | with audio podcast

The water dance

Water (H2O) is a unique molecule that holds amazing properties. Scientists have a good grasp of the structure and chemistry of individual molecules of water. But understanding how large numbers of these m ...

Nov 29, 2010
4.6 / 5 (9) 0 | with audio podcast

Planets in 'habitable zone' may provide answers

The Gliese 581 system has been making headlines recently for the most newly announced planet that may lie in the habitable zone. Hopes were somewhat dashed when we were reminded that the certainty level of ...

Oct 25, 2010
4.6 / 5 (16) 5 | with audio podcast

Discovery of an extrasolar earth-sized planet

(PhysOrg.com) -- There are now over 490 confirmed extrasolar planets. The vast majority are gas giants like Jupiter, but they are much stranger because many orbit close to their stars and so are much hotter ...

Oct 08, 2010
4.8 / 5 (22) 9 | with audio podcast