For decades, humanity has searched the universe for signs of alien life — but some scientists warn that finding it may come with terrifying consequences. This video explores NASA’s Voyager missions, ...

Elizabethan teen spy Lady Grace Cavendish is set to return for a second season. “The Lady Grace Mysteries,” which stars Evie Coles as the world’s first female teen detective working as a private spy ...

This article contains spoilers for the film Disclosure Day. As much as Steven Spielberg likes aliens, he seems to prefer holding them at arm’s length. The creatures in Close Encounters of the Third ...

SETI scientists searched the interstellar object 3I/ATLAS for radio signals that could indicate extraterrestrial technology but found nothing beyond human-made interference. Even so, the ...

Nestled in the Great Basin, a remote stretch of the Nevada desert is set to become home to the world’s most sensitive radio telescope array. Subscribe to read this story ad-free Get unlimited access ...

Hackers breached Brazil’s national emergency alert system overnight on June 19 and 20, sending fake notifications to residents across at least seven cities, with some alerts warning of an imminent ...