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

Extraterrestrial life could betray itself not in the molecules themselves, but in their arrangement. A recent study shows that living systems leave distinctive statistical patterns in their ...

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 ...

Astrobiology is evolving from a niche science into a global, interdisciplinary effort to understand life’s origins and where it might exist beyond Earth. New discoveries, from extraterrestrial organic ...

We've been looking at nature the wrong way, argues Rowan Hooper. If we stop focusing on the individual, we get a whole new ...

Astrobiologists are raising concerns that humanity’s search for alien life may be limited by the very tools designed to find it.

GREENBELT, Md. -- A team of international scientists says they've found sugars in meteorites that could be essential to the creation of life. The team, which included scientists from NASA and other ...

A new batch of declassified Pentagon UFO materials is fueling fresh public fascination — but files still do not confirm extraterrestrial life.

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