A polarizing Harvard astronomer known for splashy theories about alien visits has been tapped by the White House to lead a ...

The truth is out there '€” and it's been declassified. Join us as we count down the most compelling UFO files released by the ...

From flying saucer sightings to an Air Force-funded study at CU Boulder, the city played an unexpected role in America's UFO ...

An astrophysicist who searches for life in the Universe unpacks Steven Spielberg's UFO blockbuster Disclosure Day ...