Aliens have long been a staple of science fiction. Yet the possibility of intelligent life beyond Earth is more than a matter of imagination—it is also a subject of serious scientific inquiry.

Scientists searching for alien signals may have stumbled upon a rapidly spinning dead star near the Milky Way’s center, but ...

M John Harrison becomes the oldest ever winner of the prestigious literary award at the age of 81.

British author M. John Harrison's dystopian 'The End of Everything' released in the U.S. last month ahead of winning the ...

Historically, people often gave these experiences a supernatural origin. Sharpless says, in the West, sleep paralysis ...

Former ICE director Todd Lyons says there are still “so many” unknown threats and criminal illegal aliens in the United ...

In 2011, an amateur astronomer near Toronto, Adam Szewczyk, was going through star brightness charts at home when one caught ...

The second season of FX's science fiction prequel series Alien: Earth has officially reached another major production milestone in new update.

Everyone has probably looked up at the night sky and wondered, 'Is there someone out there somewhere in this universe?' It's ...

The new files include witness statements and drawings after alleged Skinwalker sightings on a ranch in Utah.

(BlackJack3D/iStockphoto/Getty Images) Water is crucial for life to flourish, which is why it's something scientists search ...