Here’s what you’ll learn when you read this story: Even the most sophisticated radio arrays have not yet detected any signals that could have possibly been beamed through space by aliens. But maybe we ...

What new methods can be used to detect alien technosignatures? This is what a recent study published in The Astrophysical Journal Letters hopes to address as a team of researchers from Pennsylvania ...

Research from the Search for Extraterrestrial Intelligence (SETI) Institute has found that we may have missed transmissions from intelligent alien life for a very benign reason. SETI’s searches are ...

The Deep Space Network (DSN) is just the sort of tool aliens could one-day detect, transmitting from Earth. Credit: NASA/JPL What if the first signal ever detected from an alien lifeform wasn't a ...

A search for aliens communicating between planets in one of the most promising systems to look for life has come up empty. Discovered in 2017, TRAPPIST-1 is a system of seven Earth-sized planets ...

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 ...