The object, called 3I/ATLAS, is only the third interstellar visitor ever detected passing through our Solar System.

Fictional and nonfictional takes on extraterrestrial life. Steven Rowley’s new novel Take Me With You is about a man whose ...

Suppose there are signs of extraterrestrial life and we have not yet been able to detect them. What does that mean? In Nature Astronomy, researchers discuss the consequences of these so-called ...

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

The Trump administration on Friday released much-anticipated UFO files with images showing evidence of what could be extraterrestrial life. THIS BLOG IS NOW CLOSED Article continues below ...

Scientists are listening in on sperm whale conversations and studying Earth's strangest microbes to prepare humanity for ...

The Trump administration released declassified UAP files featuring Apollo 12 and Apollo 17 photos and transcripts as part of ...

UFO researchers say upcoming US defence files on unexplained phenomena could reveal proof of alien life within weeks, potentially supporting claims extraterrestrials are already on Earth, even as ...

This could be why we still haven’t found alien life - Traces left behind by organisms on alien worlds may be too subtle to ...