Looking up reveals nature’s skylight, framing Arizona blue against fiery red stone in perfect composition. Photo credit: ...

Before his death, Stephen Hawking consistently warned humanity against contacting aliens. As interest in UFOs and little ...

Last year, an interstellar traveler entered our solar system. Some speculated that it was an alien spacecraft, but it turned ...

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

NASA's new alien-hunting telescope, the Habitable Worlds Observatory (HWO), will be serviceable out in space (and it will ...

A rocky world orbiting inside the habitable zone of a nearby red dwarf has drawn interest from astronomers. The exoplanet ...

'This one's exciting.' ...

Astronomers have sharply revised down the mass of nearby super Earth GJ 3378b, dramatically improving its prospects as a ...

Steven Spielberg’s credulity makes his latest alien contact film, Disclosure Day, mawkish and old-fashioned rather than ...

William Shatner appeared to have the charm dialed all the way up on Saturday as he had CNN’s Laura Coates and Brianna Keilar laughing at nearly every word during a Star Trek lightning round. Shatner ...

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

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