"Eventually, our own Voyager spacecraft will be extraterrestrial artifacts in other stellar systems." ...

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

Jordan Flowers claims Russia and China may be reverse-engineering alien technology, raising national security concerns.

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

A rare visitor from another star system prompted SETI to hunt for alien technology, but the mysterious object appears to be a ...

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

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

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

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

This is the story of a mysterious finding in New Hampshire, pieced together from the incident summary sheet and official ...

Area 51 is back in the spotlight after a swarm of earthquakes near the Nevada military base. But the real story of Area 51 is ...

E.T. the Extra-Terrestrial was a global phenomenon that spawned many knockoffs, with films like Purple People Eater, Badi, ...