Searching for alien languages sheds light on how much human languages have in common—with each other and even with animal ...

As a quartet of astronauts make their way to the far side of the Moon, far-fetched notions of human colonies on the satellite or even Mars - a three-year return trip - are again getting an airing.

NASA officials have previously spoken of the possibility of extraterrestrial life amid scientific uncertainty while ...

Astronomers have narrowed down the cosmic search for life, identifying fewer than 50 rocky planets among thousands of known ...

The search for life on another planet is one of the most exciting things in astrophysics. As humanity has searched the ...

Science writer Becky Ferreira explains biomarkers that scientists can look for to determine whether alien life is inhabiting ...

Add Yahoo as a preferred source to see more of our stories on Google. An artist's impression of a theoretical planet orbiting a redder star, which could cause microbes and plants on the planet's ...

What would alien life from another planet be like? But we rarely ask the opposite: What would they think<a ...

Humans have wondered for centuries whether we are alone in the universe — and a new study suggests that if alien ...

'Do all aliens really need sunlight?' ...

On the way, he encounters an alien life-form named Rocky and the fictional extraterrestrial micro-organisms Astrophage and Taumoeba. Professor Lisa Kaltenegger, director of the Carl Sagan Institute at ...