Avi Loeb, a Harvard astronomer who has made headlines with his theories about alien encounters, will lead a White House ...

WASHINGTON (AP) — A polarizing Harvard astronomer known for splashy theories about alien visits has been tapped by the White House to lead a team of outside scientists to study the national security ...

What happens if scientists find evidence of extraterrestrial intelligence? That question was at the center of a recent SETI Live discussion about newly updated post-detection protocols and how ...

As demand for disclosure on nonhuman intelligence accelerated, Steven Spielberg was inspired to explore cover-ups regarding ...

The trip had all the makings of a boring car ride—until the couple saw mysterious lights approaching from the sky.