Are we alone in the universe? Consider mysterious "extraterrestrial" radio signals. Unexplained gases on other planets.

This article was originally published Oct. 21, 2021. It has been updated for spelling as well as the addition of this 1990 On The Record interview: LAS VEGAS (KLAS) – The atomic age officially began ...

Having considered more than 1,000 cases, this analyst of unidentified anomalous phenomena has honed a rational process for ...

A humanoid sea creature popularized in Japanese internet forums, the Ningen is an Antarctic cryptid that may have first been ...

It might mean the eyes could still see when transplanted into the recipient, say the scientists behind the work.

This new group, which is led by Harvard professor Avi Loeb, aims to advise the Trump administration and the U.S. intelligence ...

From the Greys to the Nordics, these aliens appear frequently across abduction stories and science fiction tales.

Disclosure Day has plenty of UFOs and extraterrestrial species but very little of the human insights found in the filmmaker’s ...

Somewhere in the Mojave Desert, a gleaming white dome sits in the middle of nowhere, and the story behind it is stranger than ...

Dragonflies may see the world in a way that pushes beyond human limits—and surprisingly, they do it using the same molecular trick we evolved ourselves. Scientists discovered that these insects can ...

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