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

A leading biological anthropologist has proposed that the mysterious beings behind countless UFO sightings could be time-travelling humans from Earth's future, returning to monitor their ancestors as ...

NASA Administrator Jared Isaacman revealed the agency possesses unexplained images of unidentified objects and suggested Mars ...

Professor Avi Loeb gained prominence in 2017 after the discovery of ‘Oumuamua, the first known interstellar object to pass ...

There have been supposed alien sightings for centuries. These observations of “unidentified flying objects,” or UFOs, have periodically surged, such as during the late 1940s and early 1950s as the ...

Add Yahoo as a preferred source to see more of our stories on Google. The White House has launched a website that, at first glance, appears to offer classified intelligence about extraterrestrials. In ...

The Trump administration appeared to register the domain name aliens.gov on Tuesday, about a month after President Donald Trump said he would order relevant government agencies to release government ...

Graham Kates is an investigative reporter covering criminal justice, privacy issues and information security for CBS News Digital. Contact Graham at KatesG@cbsnews.com or grahamkates@protonmail.com ...