Video evidence shows an unidentified object that resembles a “tic tac” off the coast of San Diego, in this clip from Season 3, Episode 3, "What Lies Below?" ...

Australia's space agency said there's a completely rational, albeit cosmic, explanation behind the mysterious orbs that ...

EPA's proposed 2027 NOx rule has cleared Office of Management and Budget review. Also: 61 trucks and 38 drivers placed out-of ...

Project Hail Mary, Solaris, and The Hitchhiker's Guide to the Galaxy are all among the very best sci-fi books set in space.

From Metroid Prime to Mass Effect 2, these sci-fi games are the very definition of perfection, offering experiences unlike ...

The discovery bemused residents of a small town in northeastern Australia. The objects appear to be junk from a space launch, ...

Researchers propose turning a future NASA moon base into a quarantine station that would screen space samples before they ever reach Earth.

Left to Right: Steven Yeun in "Nope," the alien in Steven Spielberg's "E.T." and Scarlett Johansson in "Under the Skin" (Universal Pictures / A24) It didn’t take long for stories about ...

The nature of space, time and the evolution of life on Earth mean it’s unlikely extraterrestrial life has visited our home ...

Half a century after "Close Encounters of the Third Kind," the director returns to the subject of UFOs with "Disclosure Day." His science fiction films are informed by his fascination with alien encou ...