From the Greys to the Nordics, these aliens appear frequently across abduction stories and science fiction tales.

Former Franklin soccer coach Camilo Campos was sentenced to 30 years in Federal prison for child sex crimes. He still faces ...

Brazilian psychic Vó Baiana is speaking out after aliens failed to appear during Brazil’s World Cup match against Scotland.

While telescopes like the James Webb Space Telescope (JWST) can detect the chemical fingerprints of distant atmospheres, ...

Research indicates airport radar systems may unintentionally broadcast Earth's presence to aliens up to 200 lightyears away, ...

The Great Filter theory suggests advanced civilisations may self-destruct before contacting others, explaining the universe's ...

Science fiction stories about “alien” invaders are often political allegories for anxieties around immigration. Now, a government website depicts non-citizens as extraterrestrials.

A rare visitor from another star system prompted SETI to hunt for alien technology, but the mysterious object appears to be a ...

And if aliens made of different stuff potentially possess consciousness, then why not minds made of silicon, metal, and ...

Add Yahoo as a preferred source to see more of our stories on Google. Illustration by Alberto Mier/CNN When the Trump administration registered the domains Aliens.gov and Alien.gov in March, UFO ...

The story behind the grainy footage of a dummy filled with butcher’s off-cuts is an extraordinarily eccentric and knotty joy – with the hoaxers resembling Scooby-Doo baddies ...