Sir Mark Dalrymple, the third baronet of New Hailes, was the honorary chairman of the Scottish UFO Research Society ...

Why do we tend to assume that UFOs are crafts carrying alien beings rather than alien beings themselves? How the UFO ...

Thousands of people have reported UFOs or alien encounters in Northern California. That number could soon go up.

No, this is not behind-the-scenes footage of Spielberg's latest film "Disclosure Day" ... these are recently released files ...

In 1977, Brazil witnessed mysterious UFO encounters known as 'Chupa-Chupa', involving unexplained injuries and a military ...

THE A66 is more than just the quickest route between Scotch Corner and Penrith, it is also Britain’s UFO hotspot. Unexplained low flying orbs have been spotted hovering over the old Roman road and ...

Alexa Herrera is a digital producer with the CBS News New York web team. She previously worked with WUFT and WTSP in Florida as a digital producer. She's a Long Island native. Dave Carlin has covered ...

Add Yahoo as a preferred source to see more of our stories on Google. It's World UFO Day, but questions about aliens, UFOs and what governments know about them remain. UFO researcher Jon Stewart joins ...

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

A Harvard University cosmologist who has suggested alien life forms could be sailing into the solar system disguised as meteors is leading the Trump administration’s secretive new scientific advisory ...