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

Could humans spread Earth life beyond our planet? Astrobiologists explain where extremophiles might survive and why the risks ...

Thus far, our search for extraterrestrial life points toward Clarke’s former point, suggesting that our little blue dot is ...

Not all islands are surrounded by water. Some are ringed by wheat fields, highways, fences, suburbs and municipal boundaries.

A corner of the internet is promoting the idea that the AI-generated images show Trump with Nordic royal guards.

James Franco has concerned fans with a series of bizarre videos in which he claims there's an alien in his garage. The Pineapple Express star, who fell from grace several years ago over sexual ...

Do not shout ‘alien!’” Amid surge of public interest in UFOs or UAP, one group updated its rules for how news of extraterrestrials should be revealed.

Islands are already famous for strange wildlife, but their cave systems take isolation to another level. Cut off from sunlight, predators, and sometimes even the open ocean, these underground ...

New UFO files have been released by the Trump administration that include several vivid descriptions of mysterious sightings in the sky.