New SETI research suggests space weather like solar winds could be interfering with alien radio signals, making them harder to detect.

Astronomer Jill Tarter has been scanning the skies for signals from intelligent aliens for the past 35 years, but now she's making a career change. Tarter, the inspiration for heroine Ellie Arroway in ...

Editor's note: The below contains spoilers for Alien: Earth Episodes 1 & 2. The Alien franchise has always been focused on the race for immortality, and Noah Hawley's perfect organism, the FX original ...

In the endless search for technosignatures—signs from some technologically advanced intelligent alien civilization—we’ve done everything from monitoring radio arrays to hypothesizing about whether ...

SETI Institute researchers suggest solar winds may have obscured alien signals by widening their frequency bands, potentially ...

Add Yahoo as a preferred source to see more of our stories on Google. In his classic science fiction novel Contact, Carl Sagan remarked, “The universe is a pretty big place. If it's just us, seems ...

A provocative theory circulating among artificial intelligence researchers suggests that once machines achieve human-level intelligence and beyond, they might create something entirely unexpected: a ...