Why are we allowing unidentified objects to operate with impunity in our skies?” one expert testified Tuesday.

The “Wow!” signal is one of our best pieces of evidence for aliens, but researchers are building a compelling case for a more ...

Space exploration was a major theme of a state House hearing on Tuesday, even as the budget deadline looms over lawmakers.

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

Disclosure Day had people talking for its fresh take on alien contact and powerful sci-fi themes. These films follow the same ...

Life in Space” runs until September at San Francisco’s Exploratorium, and is about the extreme conditions beyond Earth ...

For every "Alien" or "Event Horizon," there are dozens of lesser-known space horror movies that deserve much more love and ...

A rather outlandish claim that an alien gun was spotted in a photo taken on Mars 12 years ago has drawn attention.

NASA has unveiled its ambitious plan to build the first permanent human base on the Moon’s South Pole. The project will ...

Planet Earth could be giving out its own signals, which could in turn be detected by distant astronomers on an alien planet ...

Researchers from the search for extraterrestrial intelligence (SETI) may have figured out why we have not detected any alien ...

As Elon Musk basked in the public spectacle of SpaceX’s blockbuster IPO, another – altogether more restrained – rocket ...