The investigation of pulsar signals suggests that aliens may be communicating their presence by flashing signals in the universe.

WorldCon, the annual volunteer-run science fiction and fantasy writing convention, sweeps through a different city every year ...

Tadeo Ramirez-Parada studied the timing of plant flowering for his PhD — but he didn’t touch a single petal. Instead, he ...

When the most dramatic close-up of an alien visitor remains behind the closed door, the vacuum is quickly filled. This has become the case with the comet 3I/ATLAS which is one of the rare bodies in ...

Blink, and you'll miss these celebs' sneaky "Star Trek" cameos. Many of them are Trekkies themselves who were honored just to ...

A new paper posits that advanced alien civilizations may communicate through subtle flashes, like fireflies do on Earth. The ...

Jessica Chastain is returning for a second season of Audible's "The Space Within," an audio thriller set in a world of alien ...

Some big sci-fi names are making their return to the gaming landscape this year, with Halo: Campaign Evolved and Dawn of War ...

The genre of science fiction has a lot to say about sleep. Here are 11 great stories, from TV, film and books.

That bond, and the transcendental encounters it makes possible, are threatened in Avatar: Fire and Ash. In Cameron’s third ...

When Leonard Nimoy flew to Yellowstone in August 1978 to shoot a scene for "Star Trek: The Motion Picture, " Mammoth Hot ...

As this interstellar object approached its closest point to Earth, a massive radio telescope attempted to sniff out a ...