The “Wow!” signal is one of our best pieces of evidence for aliens, but researchers are building a compelling case for a more ...

Attention human. You are receiving an interstellar radio transmission. And it could be coming from one of the nearest ...

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 ...

A study suggests that stellar plasma may distort alien signals, complicating SETI's search for extraterrestrial life by ...

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 ...

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 ...

Scientists say bad space weather may be one reason alien tech signals have not reached our telescopes in a usable form, after ...