As much as Steven Spielberg likes aliens, he seems to prefer holding them at arm’s length. The creatures in Close Encounters ...

Researchers have looked at how particular microbes from Earth would fare in conditions like those of Mars, the moon, and the ...

The main focus of the trip is to study the effects of long-term spaceflight on the body, but the test is also a side mission.

A NASA astronaut preparing for a grueling eight-month stint in orbit reveals a plan to test for extraterrestrial life.

Given the unique importance of a potential UFO visit, confirmation requires a high standard of evidence. Here are simple tips ...

Harvard astrophysicist Avi Loeb has floated the provocative idea that humans might themselves be alien‑made 'autonomous probes,' built through advanced synthetic biology rather than evolving entirely ...

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

Robots and AI are running experiments around the clock, from battery chemistry to cancer therapies. But can they be trusted ...

There is something almost offensive about a sky so full of stars and so empty of company. That is what gives Richard ...

Steven Spielberg's new film “Disclosure Day” explores extraterrestrial life and its impact on religion. UFOs, now also called UAPs, are gaining mainstream attention.

Previous landmark scientific discoveries like the Higgs boson provide a better template for what it will take to confirm whether aliens have made contact with Earth.

When I look at the night sky, I don’t wonder whether alien life is somewhere out there; I think it probably is. Considering the sheer number of stars in the cosmos, and the possibly larger number of ...