For generations, humans have imagined what it would be like to discover life beyond Earth. Would alien beings look anything ...

Sagan's team created the greatest puzzle of all time, which you can only solve if your species understands the basic nature ...

Astronomers find planet surprisingly like Earth in huge milestone for search for aliens - First ever discovery of its kind is ...

Astronomers have revised the mass of nearby exoplanet GJ 3378 b, recasting it as a rocky super‑Earth in the habitable zone ...

The latest tranche of declassified “UAP” files don't reveal much.

With the release of Disclosure Day, Steven Spielberg’s new film about aliens, a question as old as science fiction itself resurfaces: if aliens were to arrive on Earth, would they come to conquer us, ...

In the 21st century, the theories regarding the existence of aliens refuse to dial down. Now, the recently resurfaced NASA photo of Martian planet has gone viral on various social media ...

Scientists are listening in on sperm whale conversations and studying Earth's strangest microbes to prepare humanity for first contact with extraterrestrial life. Tardigrades—a type of invertebrate ...

For instance, what if we really are being visited by aliens from other worlds and they turn out to be aggressive, violent, ...