The object, called 3I/ATLAS, is only the third interstellar visitor ever detected passing through our Solar System.

Fictional and nonfictional takes on extraterrestrial life. Steven Rowley’s new novel Take Me With You is about a man whose ...

Jay Stratton's memoir, 'Out of the Shadows,' is being published Oct. 13 ...

The rock, Clinton said, “speaks to us across … billions of years and millions of miles. It speaks of the possibility of life.

A moment early on in “Disclosure Day” will instinctively feel familiar to anyone who grew up with Steven Spielberg films. A ...

When a scientific controversy or breakthrough dominates headlines, press officers and journalists often quote a handful of ...

As Steven Spielberg returns with new sci-fi movie "Disclosure Day," the director explains why his long-held belief in alien ...

A new survey of hundreds of astrobiologists reveals that, despite NASA's high-profile declarations about Mars and exoplanet ...

Scientists are listening in on sperm whale conversations and studying Earth's strangest microbes to prepare humanity for ...

Scientists have searched one of the only known visitors to us from another solar system for signs of alien technology – and ...

The SETI Institute said Wednesday that extensive radio scans by its telescope in Northern California found no signs of ...