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

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 ...

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

A NASA astronaut preparing for a grueling eight-month stint in orbit reveals a plan to test for extraterrestrial life.

Not every sci-fi show stands the test of time, but these are the classic sci-fi shows that are still worth watching today.

Astronomers turned the Allen Telescope Array toward interstellar comet 3I/ATLAS, formally designated C/2025 N1 (ATLAS), searching for narrowband radio signals that could indicate alien technology ...

A rare visitor from another star system has undergone one of the most extensive technosignature searches ever conducted on an interstellar object, and the results are now in. According to research ...

Stacker curated 25 stills from television with an emphasis on a diverse range of genres, protagonists, styles, and time ...

When it comes to the search for life elsewhere in the universe, methane and other chemical compounds are seen as signs of ...

Some of these approaches may show promise, but new research indicates much of today’s AI is even more easily duped by false ...

As much as Steven Spielberg likes aliens, he seems to prefer holding them at arm’s length. The creatures in Close Encounters ...

Steven Spielberg and aliens go back a long time – they're the cinematic equivalent of peanut butter and jelly. And the history of that successful pairing has led to his new sci-fi thriller "Disclosure ...