The Cluster is a form of life organized on principles so different from anything on Earth that understanding it requires ...

Scientists are raising concerns that we may be overlooking evidence of extraterrestrial life even when it is present. Hidden ...

Scientists may have just taken one of the biggest steps yet in the search for life beyond Earth. Meet K2 18 b, a distant ...

Why are we allowing unidentified objects to operate with impunity in our skies?” one expert testified Tuesday.

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

Moon bases, living to 100 and (finally!) flying cars. What 2076 and our future will look like may be stranger than we expect.

Steven Spielberg’s sci-fi adventure-mystery about the possibility of aliens on Earth stars Emily Blunt, Josh O’Connor and Colman Domingo Tyson has “no reason to doubt” there’s non-human species out in ...

Scientists say moons around rogue planets wandering through the galaxy could remain warm enough for life thanks to tidal heating and hydrogen-rich atmospheres. These dark, starless worlds may have had ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

Arizona State University doctoral candidates Tanner Barnes and Vince Debes hike Yellowstone's trails not as tourists, but as astrobiologists hunting for clues about life beyond Earth. Their ...

Life-forms made of stuff we couldn’t imagine may still be as conscious as we are.

Stacker compiled a list of 20 words created or popularized by cartoons, consulting historical resources, news articles, and ...