The Harvard astrophysicist has devoted years—and thousands of interviews—to the idea that mysterious objects streaking ...

Known as the “Invasion of Washington,” the events unfolded over two weekends in 1952, when radar operators, military ...

NASA's Lucy spacecraft revealed that a bizarre wobbling, peanut-shaped asteroid holds surprising clues about ancient water ...

As much as Steven Spielberg likes aliens, he seems to prefer holding them at arm’s length. The creatures in Close Encounters ...

The discovery of 3I/Atlas made headlines worldwide with bizarre claims that it might be an alien spaceship distracting from ...

A NASA astronaut preparing for a grueling eight-month stint in orbit reveals a plan to test for extraterrestrial life.

The recent milestone involved a double test of engines on the Starship and Super Heavy rocket stages. SpaceX CEO Elon Musk ...

NASA's Swift space observatory is falling out of orbit. Can a commercial company build a spacecraft in nine months to save it ...

NASA astronaut Victor Glover, Artemis II pilot, left, and NASA astronaut Christina Koch, Artemis II mission specialist are seen sitting on a Navy MH-60 Seahawk from Helicopter Sea Combat Squadron (HSC ...

Steven Spielberg looks to skies for redemption in this spiritual sequel to Close Encounters of the Third Kind.v ...

It’s impossible to separate UFO legends and lore from the Cold War, which led to a culture of secrecy in the military and public paranoia that the truth was being concealed. According to the ...