A deep dive into alien biology explores how life might evolve under strange conditions far beyond Earth.

Neil deGrasse Tyson is an astrophysicist who is the director of the Hayden Planetarium at the American Museum of Natural ...

On Earth, plants reflect green light — but on Kepler-186f, they’d likely glow deep red. The reason lies in physics: cooler ...

Both have foundations closer to the 1994 original. Missions are dynamic, not "pick a card" structure. You can catch a landed ...

Just over 40 years ago, in his novel Contact, astronomer Carl Sagan imagined what it would be like to detect radio signals beamed from other intelligent lifeforms in the galaxy. In the story, these ...

Their microtonal rock has been a huge viral hit – but are they really 333-year-old aliens inspired by Borneo monkeys? The Quebecois duo tell all ...

New footage from Disclosure Day showed creatures that appear to be aliens. Director Steven Spielberg said that none of the footage in the film's trailers comes from the movie's third act. Steven ...

The War Department released more than 160 files Friday related to sightings of UFOs dating back nearly 80 years, two days ...

The Department of War just dumped a huge batch of UFO files, but does it have proof of aliens? Here's what we make of it.

Steven Spielberg is disclosing more about his mysterious UFO project at CinemaCon. The Jaws filmmaker shared new footage of his new sci-fi thriller Disclosure Day during Universal's presentation in ...

A new government website where the Pentagon says it has published 'never-before-seen' files on unidentified aerial phenomena ...