Renewed attention is falling on the base after the disappearance of retired Air Force Maj. Gen. William Neil McCasland, a former commander of the Air Force Research Laboratory at Wright-Patterson.

Streetlights shaped like alien heads line the roads of Roswell, New Mexico, where murals of flying saucers streak across storefronts and tourists pose beside statues of little green men. Related video ...

What if humanity’s first unmistakable sign of alien technology is not a greeting, but a distress flare? That possibility sits at the center of a growing idea in technosignature research: the signals ...

As an astrophysicist, my world revolves around the wonders of space and the mysteries of the universe. This means I can be a tough critic of science fiction books and films that explore these topics.

Ahead of the film adaptation’s release, Weir talked to Popular Mechanics about creating accurate sci-fi tech, protagonist ...