In 1977, a US-backed search for alien signals detected a 72-second radio burst from deep space that was about 30 times ...

Explore the world of UFOs from all angles with these books covering the history, sociology and weirder takes on the ...

A former CIA-funded researcher claimed that "at least four" different alien species have been discovered in wreckage collected by the U.S. government, though no physical evidence has been submitted to ...

With Steven Spielberg’s “Disclosure Day” due in theaters this week, we give props to the best space invasion movies of all ...

The SETI Institute is the latest to confirm what scientists have long suspected: the interstellar 3I/ATLAS comet is not an ...

Much of the UFO imagery that the Pentagon released last week was new, but we've long known about the odd things that the Apollo astronauts saw near the moon.

The Pentagon's release of files might help scientists shed light on unexplained phenomena and government secrets, experts said.

Science fiction stories about “alien” invaders are often political allegories for anxieties around immigration. Now, a ...