A new study suggests that if extraterrestrial life exists, it’s likely being lived on this exoplanet. Astronomers have ...

Explore 25 Earth locations that look like another planet! Discover bizarre landscapes, from Martian deserts to icy moons, ...

California has been hiding an alien planet in the high desert this whole time, and the admission price is exactly zero ...

Are aliens and UFOs real? The Blind Bulgarian mystic is said to have predicted the first official contact with otherworldly ...

For instance, what if we really are being visited by aliens from other worlds and they turn out to be aggressive, violent, ...

Before his death, Stephen Hawking consistently warned humanity against contacting aliens. As interest in UFOs and little ...

Are we alone in the Universe? With more than 100 billion galaxies in the observable universe and at least 500 billion planets ...

Director Steven Spielberg claimed aliens have already visited planet Earth – and now scientists said he may be on the money, ...

Eventually, we'll launch a mission dedicated solely to studying an interstellar object. When that day comes, which one should ...

Humanity's ideas about alien existence often say more about us than the little green men we envision. Our conception of life beyond Earth reflects our collective hopes and fears about technology and ...

Avi Loeb’s White House panel has asked the Pentagon for videos and files on unexplained aerial sightings ...

A polarizing Harvard astronomer known for splashy theories about alien visits has been tapped by the Trump administration to lead a team of outside scientists to study the national security risks ...