Humans have wondered for centuries whether we are alone in the universe — and a new study suggests that if alien ...

A recent SETI Institute study suggests that space weather could blur and weaken extraterrestrial radio signals long before ...

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

Researchers may have finally traced 1977’s famous extraterrestrial anomaly back toward massive, naturally occurring hydrogen ...

When I was an intelligence officer, we had a saying about looking for "bad guys" in terrorist networks: "Don't look for your ...

Discover the mysterious ‘Wow!’ signal, a 1977 transmission that sparked decades of speculation about extraterrestrial life.

The radio signal first started broadcasting on February 28, about 12 hours after the United States and Israel began bombing Iran. On a scratchy shortwave signal almost twice a day -- in the early ...

The search for extraterrestrial intelligence (SETI) has yet to detect alien technosignatures like radio waves, but the cosmos is vast, and there are plenty of places left to look. New research ...

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

One of the largest searches for alien intelligence in history is nearing completion, thanks to the help of more than 2 million citizen scientists and the legendary Arecibo Observatory. Launched in ...