Looking for molecular evidence of life on other worlds is tricky, but a test based on the reactivity of carbon compounds ...

The first bubble of hot gas seen around another star has been spotted around the "Moth," just 117 light-years away.

There is a silence in the night sky that has bothered me for as long as I can remember. ” That observation, attributed to ...

Anyone familiar with the search for alien life will have heard of the "Goldilocks Zone" around a star. This is defined as the orbital band where the temperature is just right for liquid water to pool ...

Every alien in Ben 10: Alien Force is incredible, but who are the most powerful among them all?

New Scans of a Martian Meteorite That Landed on Earth Strengthen ‘Alien Life’ Claims ...

WASHINGTON - Astronomers have produced the largest and most detailed map ever made of the vast web of cold cosmic gas ...

It is often suggested that this may have already happened: alien technosignatures may have reached Earth during the past six decades but have gone unnoticed. If that is true, it suggests that more ...

Tests conducted with tardigrades suggest that there is something in Martian dirt that dramatically reduces biological ...

Former US President Barack Obama said he’s seen no evidence that aliens have made contact with Earth, clarifying his position on extraterrestrials after comments he made in a podcast went viral. Obama ...

Former President Barack Obama said he did not see evidence that aliens "have made contact with us," after sending social media abuzz by saying aliens were real on a podcast over the weekend. During a ...