News tagged with alien life

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Martian water vs. the volcanoes

For decades NASA has been "following the water" on Mars with hopes of finding signs of alien life there; or at least signs that future colonists won't die of thirst. Now a Texas geologist has dared to revive ...

Jul 27, 2011
4.6 / 5 (7) 8 | with audio podcast

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

How to learn a star's true age

(PhysOrg.com) -- For many movie stars, their age is a well-kept secret. In space, the same is true of the actual stars. Like our Sun, most stars look almost the same for most of their lives. So how can we ...

May 24, 2011
5 / 5 (3) 7 | with audio podcast

Try failed stars for alien life

The search for alien life usually focuses on planets around other stars. But a lesser-known possibility is that life has sprung up on planets that somehow were ejected from their original solar systems and ...

Mar 31, 2011
3.8 / 5 (5) 1 | with audio podcast

Refining the search for what's 'out there'

Gregory Benford, his brother James and his nephew Dominic decided to combine their knowledge of astrophysics, space, microwaves and economics to look at the search for extraterrestrial life from a money perspective. They ...

Oct 15, 2010
4.8 / 5 (13) 65

The Eerie Silence

Why have we not made contact with aliens after so many years searching the depths of space? The Eerie Silence, a new book by SETI researcher Paul Davies, provides a fresh and thoughtful look at this question.

Apr 15, 2010
4.8 / 5 (36) 71 | with audio podcast

The search for ET just got easier

Astronomers using the Science and Technology Facilities Council's (STFC) William Herschel Telescope (WHT) on La Palma have confirmed an effective way to search the atmospheres of planets for signs of life, vastly improving ...

Jun 10, 2009
4.6 / 5 (13) 2

A serious search for extraterrestrial life

Things have changed since the original Captain Kirk and Mr. Spock set off to seek out new life and new civilizations. Back in the 1960s, while the Enterprise crew was exploring a galaxy full of exotic life-forms, real astronomers ...

May 26, 2009
3.9 / 5 (14) 13

Is there really any life 'out there'?

Mankind should not assume that it will definitely find life on alien planets according to a hypothesis being presented at the Royal Society, the UK's national academy of science, this week. Professor Charles Cockell, Director ...

Mar 12, 2013
3.3 / 5 (12) 51