A new line of research proposes that the first clear signs of extraterrestrial intelligence may not come from distant stars, ...

The findings of a new study may help "explain some of the radio silence we’ve seen in technosignature searches" for alien ...

Even at this early stage in our spacefaring age, humanity has already begun sending probes that will eventually reach other ...

Add Yahoo as a preferred source to see more of our stories on Google. According to the study, "Belief in extraterrestrial life is on the rise, with nearly two-thirds of Americans now convinced that ...

With the release of Disclosure Day, Steven Spielberg’s new film about aliens, a question as old as science fiction itself ...

Grain-sized remnants of alien technology may get caught in solar wind and land on plants and moons close to us ...

Searching for life in alien oceans may be more difficult than scientists previously thought, even when we can sample these extraterrestrial waters directly. A new study focusing on Enceladus, a moon ...

Alien probes could already be hiding somewhere in our Solar System – and our current surveys are nowhere near good enough to ...