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

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

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

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

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 ...

Once small enough, these technograins might gain a trip out of its host solar system by a solar wind that overcomes the ...

An odd study claims that Virginia is the state third most likely to survive an extra-terrestrial alien invasion.

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 ...