The “Wow!” signal is one of our best pieces of evidence for aliens, but researchers are building a compelling case for a more ...

Planet Earth could be giving out its own signals, which could in turn be detected by distant astronomers on an alien planet ...

Scientists have updated global guidelines for announcing possible evidence of intelligent alien life, aiming to prevent misinformation, panic and confusion in the age of social media and AI.

Experts stress need for transparency while aiming to prevent premature announcements and protect scientists ...

The universe contains billions upon billions of stars, countless planets and seemingly endless opportunities for life to ...

The best way to find alien technosignatures is to look for ones that have long survived their creators, according to a new ...

So many things had to happen for us (humans) to end up here (Earth). Our species is made possible because a water-filled planet orbits a particular distance away from a star of a particular size.

The moment of first contact with extraterrestrials is a staple of science fiction. It usually involves a frantic scientist having a Eureka moment, realising in a single dramatic instant that Earth is ...