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

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

This video explores obscure answers to the Fermi Paradox, asking why the universe seems silent if alien civilizations should ...

Why are we allowing unidentified objects to operate with impunity in our skies?” one expert testified Tuesday.

The pilots dubbed the fireballs “foo fighters” but had no idea what they were. Plasma? Enemy tech? Aliens? We still haven’t ...

Astronomers have recently started looking for black holes bigger than galaxies. Brian Lacki explains how these “stupendously ...

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

A new SETI study argues that turbulent space weather around distant stars can smear out ultra‑narrow alien radio signals, ...

A Harvard astronomer, known for his provocative theories regarding extraterrestrial visits, has been selected by the White ...

Somewhere out there, a planet roughly the size of Earth may be orbiting a distant star in conditions that could support life.

Ross Coulthart speculates SpaceX employees could be read into secret UFO programs.

Optical telescopes have come a long way in the past two-and-a-half centuries — from homemade telescope of William Herschel to ...