For 25 years, the program has looked at how life began on Earth and how those conditions can translate to other planets in ...

Turns out evidence of alien life might well have been discovered much closer to home.

Former President Barack Obama believes aliens exist. In New York, thousands of UFO sightings have been reported, with the ...

Step inside a dazzling fantasy world full of magical creatures, meet a boy struggling with big family changes, share laughter with an alien girl trying to bring about world peace, and enjoy adventures ...

While idea may violate Occam’s razor, “it remains a speculative but logically open alternative,” says biologist Robert Endres.

Former President Barack Obama believes aliens exist, but not at Area 51. In New York, thousands of UFO sightings have been ...

Use BBC.com or the new BBC App to listen to BBC podcasts, Radio 4 and the World Service outside the UK.

When the Berwyn Mountain UFO was spotted in 1974, it got local villagers talking – but could an alien spacecraft really have ...

A Harvard scientist has suggested that our Solar System may be far more crowded with interstellar objects than anyone ...

Scientists have finally discovered how amino acids essential for life formed on the 4.6-billion-year-old asteroid Bennu.

The documents, first absconded from under the nose of the KGB in 1993 by legendary reporter George Knapp, have been the stuff ...

Dozens of people across Wyoming, Colorado and Utah saw a colorful fireball streak through the sky Thursday night. Experts say ...