The Trump administration has tapped a Harvard professor with controversial theories about aliens to lead a team of scientists ...

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

A polarizing Harvard astronomer has been appointed to lead a Trump administration panel studying UFOs. Avi Loeb is leading a ...

Harvard astronomer known for his theories about alien visits has been appointed by the Trump administration to lead a team of ...

Internet-famous UFO stories so wild they may just be true Alien and UFO sightings have been anomalies for decades. While the ...

A new ranking is making the rounds with a striking claim: residents of Cambridge face a '1 in 400 lifetime chance' of a UFO ...

Throughout history, there have been countless questions about life beyond Earth. Space is vast and unknown, and many hope ...

"This is a detective story that can be resolved with better data," Harvard astrophysicist Avi Loeb told Newsweek.

No bombshells so far in the latest Pentagon batch of declassified Unidentified Anomalous Phenomena files. But they show the CIA hid its involvement.

Steven Spielberg's new film “Disclosure Day” explores extraterrestrial life and its impact on religion. UFOs, now also called UAPs, are gaining mainstream attention.

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 ...