Scientists suggest that advanced aliens might not have physical bodies, challenging traditional views of extraterrestrial ...

A siphonophore—a colonial marine invertebrate related to the venomous stinging Portuguese Man-o-war—is scanned using Deep ...

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

Invincible has some powerful characters in that universe, and here are the most powerful of the characters in it.

An image taken by Curiosity last month has sparked claims of a long-lost civilization on the Red Planet after some spotted a ...

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

A recently discovered "super Earth" located around 25 light-years from our planet is not as massive as previously thought, ...

From "Independence Day" to "Invasion of the Body Snatchers", movies and TV shows are packed with advice for anyone aspiring ...

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

The “Wow!” signal is one of our best pieces of evidence for aliens, but researchers are building a compelling case for a more ...

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

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