Scientists propose a universal test that could detect alien life without assuming it resembles any biology found here on ...

For decades, humanity has listened to the cosmos, hoping that somewhere among the stars another civilization might be trying to reach us. Powerful telescopes scan distant worlds, radio antennas search ...

Jupiter's moon Europa has long been studied as one of our best bets for finding life beyond our planet. This is largely because of the vast ocean scientists believe is hiding under its icy shell. But ...

FAR from being a haven of ice and water and an ideal spot for the search for alien life, Jupiter’s moon Europa may be a corrosive hotbed of acid and peroxide. That is the conclusion of researchers who ...

When it comes to the search for life elsewhere in the universe, methane and other chemical compounds are seen as signs of biology because they are often produced by living microbes. However, ...

New research suggests AI can be repeatedly fooled into mistaking non-life for life. Harvard astrophysicist Avi Loeb has been ...

Add Yahoo as a preferred source to see more of our stories on Google. Scientists say tiny exoplanets smaller than Mars simply can't hold an atmosphere long enough for alien life to survive. ©Image ...

How thick is the ice shell on Jupiter’s ocean world, Europa, and how easily can future spacecraft access the small moon’s interior ocean? This is what a recent study published in Nature Astronomy ...