A NASA astrophysicist proposes 'radical mundanity,' suggesting aliens haven't contacted us because they're not vastly ...

For centuries, extraterrestrial life has been a debatable subject, arguing about whether another life exists beyond Earth's ...

The quest for life on Mars will go deeper than ever before as the ESA prepares to deploy the ExoMars Rosalind Franklin Rover ...

Controversial evidence hints that complex life might have emerged hundreds of millions of years earlier than previously ...

The humble residents of this pale blue dot have been on a quest to find an alien civilisation for more than a century. First, ...

Humans are finally building the technology that could tell us where to look, when to look, and what signs to watch for. What ...

Scientists may have just found alien life—on a distant ocean world 124 light-years away. Dimethyl sulfide, a known ...

Scientists have completed the broadest search to date for extraterrestrial civilizations by scanning roughly 10.3 million stars using a radio telescope in Australia, but have found nothing - not yet, ...

A Pakistan-born German astrobiologist has identified life-supporting organic molecules beneath the icy crust of Enceladus, ...

Since time immortal, humans have shared stories of beings coming down from the heavens. A new book explores our fascination ...

The Copernican Principle, named in honor of Nicolaus Copernicus (who proposed the heliocentric model of the Universe), states ...

Why have we not yet found proof of alien life? According to astrophysicist Avi Loeb, we simply haven't dedicated the proper ...