Ancient Astronaut Theorists claim that extraterrestrials influenced the outcome of the Civil War and made believers out of ...

Before Apollo 11’s “giant leap,” astronauts trained in Oregon’s lava fields. Newly surfaced footage and photos show suit and ...

NASA's new alien-hunting telescope, the Habitable Worlds Observatory (HWO), will be serviceable out in space (and it will ...

Australia's space agency said there's a completely rational, albeit cosmic, explanation behind the mysterious orbs that ...

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, ...

Could humans spread Earth life beyond our planet? Astrobiologists explain where extremophiles might survive and why the risks ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. A NASA astronaut preparing for a grueling eight-month stint in orbit ...

Thus far, our search for extraterrestrial life points toward Clarke’s former point, suggesting that our little blue dot is ...

Scientists are calling for a lunar quarantine facility where samples from Mars, the Moon, and beyond would be examined before being brought to Earth. They warn that even a tiny alien microorganism ...

Thousands of people have reported UFOs or alien encounters in Northern California. That number could soon go up.

A polarizing Harvard astronomer known for splashy theories about alien visits has been tapped by the Trump administration to ...