Avi Loeb, a Harvard astronomer who has made headlines with his theories about alien encounters, will lead a White House ...

A polarizing Harvard astronomer known for splashy theories about alien visits has been tapped by the Trump administration to ...

For decades, humanity has searched the universe for signs of alien life — but some scientists warn that finding it may come ...

Cambridge leads UK cities in police-recorded UFO sightings, with a '1 in 400 lifetime chance' claim. However, the data ...

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

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

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

Are aliens real? Was Fox Mulder right all along? We examine the prediction markets to gauge if the U.S. government will confirm that aliens exist before January 2029. The prediction market on a U.S.

Astronomers have revealed new details about the makeup and age of a visiting comet that was born around a distant star. They ...