Stephen Hawking's eerie alien theory might explain why we've never been contacted ...

A recent conundrum about a star 1,500 light years away discovered by the Kepler Space Telescope has extraterrestrial enthusiasts crying "alien" as an explanation, but scientists studying the star are ...

Claim of nefarious plot draws attention of lawmakers and president – but are disappearances and deaths really linked?

Everyone loves a good alien invasion story, preferably one with city-sized ships and physics-defying tech. There's just one big problem with that. The Milky Way is estimated to contain 100 to 400 ...

Hawking's dark theory: The 'dark forest' hypothesis warns that intelligent life may avoid contact to protect itself from perceived threats. New detection methods: Scientists propose using narrowband ...

Here’s what you’ll learn when you read this story: Every time an interstellar object comes whizzing into our Solar System, it brings with it a certain intrigue. Where is it from? How did it form? Why ...

Donald Trump's directive to release classified files on extraterrestrial life has sparked excitement and conspiracy theories, including the resurgence of the 'Project Blue Beam' theory.