News tagged with liquid water

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planets · mars · water · nasa · earth

Sulfurous signs of life

Any sulfurous molecules that astronomers spot on alien worlds might be a way to reveal whether or not those distant planets host life, researchers suggest.

Jun 30, 2011
3.7 / 5 (9) 17 | with audio podcast

Update on Gliese 581d's habitability

When last we checked in on Gliese 581d, a team from the University of Paris had suggested that the popular exoplanet, Gliese 581d may be habitable. This super-Earth found itself just on the edge of the Gold ...

May 09, 2011
4.8 / 5 (6) 6

Image: Alaska's Susitna Glacier

(PhysOrg.com) -- Like rivers of liquid water, glaciers flow downhill, with tributaries joining to form larger rivers. But where water rushes, ice crawls. As a result, glaciers gather dust and dirt, and bear ...

Apr 22, 2011
5 / 5 (1) 0

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