Here’s what you’ll learn when you read this story: The Search for Extraterrestrial Intelligence (SETI) focuses on finding technosignatures—potential signs of alien technology. If we look carefully, we ...

Deciphering an alien transmission De Paulis, who is also a licensed radio operator, started working on the project, called “A Sign in Space,” in 2021. “I was working with astronomers, anthropologists ...

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 ...

What would happen if aliens contacted us? It's a longstanding question that now has at least a partial answer, after a transmission designed to mimic correspondence from an extraterrestrial ...