The first unmistakable signal from another intelligence may not be a cheerful greeting. A growing group of researchers is arguing that our inaugural contact is more likely to be a distress call, the ...

If advanced aliens lived on a planet within a few hundred to a thousand light years away from Earth, then vast numbers of their signals must already have crossed Earth without being noticed, a new ...

If it were a phone call, we might call it a butt dial: A strong radio signal that set off questions about whether it emanated from an advanced alien race earlier this week is now believed to have come ...

Add Yahoo as a preferred source to see more of our stories on Google. Turbulent star environments may broaden alien radio signals, making them harder for SETI to detect. (CREDIT: Shutterstock) Radio ...

For 66 years, we've been listening for alien signals. In that time, we found exactly nothing. But three studies just dropped ...

Explore how cutting edge telescopes, AI, and new detection methods are transforming the extraterrestrial life search and ...

A lunar far side experiment finds no alien signals but proves the Moon could offer the quietest listening post yet for future ...

Scientists are advancing a new way to search for life beyond Earth by looking not for a single decisive signal on one planet, but for recurring patterns across many worlds. The idea, set out in a ...