A new paper posits that advanced alien civilizations may communicate through subtle flashes, like fireflies do on Earth. The ...

In 2007, David Narkevic, then a physics undergrad student at West Virginia University, stumbled on something unusual when combing through archival data. Two of his professors, Duncan Lorimer and Maura ...

Radio telescopes have long scanned quiet patches of sky for a lone, artificial-sounding ping, but a growing body of research ...

In Resident Alien’s Season 2 episode “Radio Harry” (now streaming on Peacock!), Harry takes his alien communications device to a mountain top in order to get the best connection with the passing ...

China reported this week that the most powerful ground-based radio telescope may have identified technological traces of an alien civilization in an electromagnetic signal from space. The Five-hundred ...

The third known visitor from another star system, Comet 3I/ATLAS, has been racing through the Solar System with just enough ...

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 ...

If aliens are watching Earth, they might be able to detect us from the radio signals we beam to Mars to control our rovers there. Astronomers have now listened in on the nearby TRAPPIST-1 system to ...

Astronomers have been scanning the skies for alien radio signals for decades, but so far they’ve heard nary a peep (with one possible exception). But according to a recent study, that could be because ...

Scientists used the 100-metre Green Bank Telescope to look for alien signals but detected no radio signals from 3I/ATLAS.