Harvard astrophysicist Avi Loeb, known for his controversial extraterrestrial theories, is now leading a new Trump ...

A polarizing Harvard astronomer has been appointed to lead a Trump administration panel studying UFOs. Avi Loeb is leading a ...

Learn about a new working paper that argues that consciousness may not be limited to Earth-like biology, raising the ...

A rare visitor from another star system prompted SETI to hunt for alien technology, but the mysterious object appears to be a ...

First, there was the release of the so-called UFO files by the Trump administration in May, which sparked a wide range of reactions from religious Americans. Then there was a new blockbuster summer ...

What if consciousness isn’t limited to brains like ours? Philosophers Eric Schwitzgebel and Jeremy Pober argue that ...

Once small enough, these technograins might gain a trip out of its host solar system by a solar wind that overcomes the star's gravity holding it back. These motes of dust are then free to roam the ...

Attention human. You are receiving an interstellar radio transmission. And it could be coming from one of the nearest ...

The best way to find alien technosignatures is to look for ones that have long survived their creators, according to a new paper.

With the release of Disclosure Day, Steven Spielberg’s new film about aliens, a question as old as science fiction itself resurfaces: if aliens were to arrive on Earth, would they come to conquer us, ...

Even at this early stage in our spacefaring age, humanity has already begun sending probes that will eventually reach other solar systems, even if that was not their original intention. Five robotic ...