Add Yahoo as a preferred source to see more of our stories on Google. For decades, humanity has scoured the cosmos for any signs that we aren't alone in the universe. But now, researchers at the SETI ...

Searching for alien languages sheds light on how much human languages have in common—with each other and even with animal ...

Astronomers are adopting new strategies in the search for extraterrestrial intelligence. A study in Monthly Notices of the Royal Astronomical Society suggests using Earth’s shadow to detect alien ...

For decades, humanity has scoured the cosmos for any signs that we aren't alone in the universe. NASA spacecraft like the twin Voyager probes – launched in the 1970s bearing the iconic Golden Record – ...