The “post-detection protocols” for announcing the discovery and existence of alien life have just had their first major ...

The moment of first contact with extraterrestrials is a staple of science fiction. It usually involves a frantic scientist ...

An ocean world that's teeming with microbes — and who knows what other kinds of life — is currently the best explanation for some chemical signatures that the James Webb Space Telescope has spotted in ...

Scientists have searched one of the only known visitors to us from another solar system for signs of alien technology – and ...

The story of comet 67P/Churyumov-Gerasimenko and the European Space Agency's Philae spacecraft just got a whole hell of a lot more interesting. After a semi-botched landing resulting in the spacecraft ...