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

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

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

This video looks back at Tabby’s Star, the bizarre stellar anomaly that pushed astronomers into one of the strangest public ...

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

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

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

President Donald Trump on Saturday nominated Lance Schroyer, a former Oklahoma state trooper and U.S. Marine, to serve as ...

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

Nyland’s test shows what the car can do beyond lab conditions.