When it comes to the search for life elsewhere in the universe, methane and other chemical compounds are seen as signs of ...

Are we alone in the universe? Consider mysterious "extraterrestrial" radio signals. Unexplained gases on other planets.

For your extraterrestrial viewing needs, Stacker ranked the top 30 alien movies, according to their IMDb user rating.

Scientists suggest that advanced aliens might not have physical bodies, challenging traditional views of extraterrestrial ...

A set of protocols telling scientists what to do – and what not to do – if they ever detect evidence of intelligent life ...

From "Independence Day" to "Invasion of the Body Snatchers", movies and TV shows are packed with advice for anyone aspiring ...

This new group, which is led by Harvard professor Avi Loeb, aims to advise the Trump administration and the U.S. intelligence ...

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

Sean Kirkpatrick, a physicist who previously investigated UAP at the Pentagon’s All-domain Anomaly Resolution Office, said ...