Avi Loeb, a Harvard astronomer who has made headlines with his theories about alien encounters, will lead a White House ...

New research suggests that alien radio signals may be transformed by plasma from their home stars — and scientists on Earth ...

Steven Spielberg's new blockbuster coincides with real-world disclosures about the government's investigation of unidentified phenomena. But there's no proof of aliens yet.

A new line of research proposes that the first clear signs of extraterrestrial intelligence may not come from distant stars, but from dust already sitting on the Moon. The idea is outlined in a ...

Add Yahoo as a preferred source to see more of our stories on Google. Those hoping an infamous interstellar object that visited our cosmic neighborhood in 2025 was an extraterrestrial attempt to ...