A polarizing Harvard astronomer has been appointed to lead a White House panel studying UFOs. Avi Loeb is leading a new ...

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

“Mr. Chair, the truth is out there.” That’s what Rep. Nate Davidson, D-Cumberland and Dauphin said during a Tuesday Pa. House ...

An unusual sighting in a NASA image has reignited speculation that something extraterrestrial once existed on Mars.

Space exploration was a major theme of a state House hearing on Tuesday, even as the budget deadline looms over lawmakers.

Learn about a new working paper that argues that consciousness may not be limited to Earth-like biology, raising the ...