A new paper suggests that BARSOOM may have been alive on the planet, and was killed in the Viking experiments.

Baker’s yeast isn’t just useful in the kitchen — it may also be built for space. Researchers found that yeast cells can ...

As it slips back into deep space, the interstellar comet 3I/ATLAS is behaving in ways that defy expectations. Instead of ...

It's not nearly as easy as one might think. The post If Scientists Ever Find Strong Evidence of Alien Life, Communicating It ...

Dark matter is a type of matter that is predicted to make up most of the matter in the universe, yet it is very difficult to ...

Landmark UFO documents smuggled out of Russia 30 years ago — and just publicly revealed — show the Soviets investigated ...

If true, the idea would blow past one of physics’ most sacred limits: that parallel versions of reality can never talk to ...

Some cybersecurity researchers say it’s too early to worry about AI-orchestrated cyberattacks. Others say it could already be happening.

The launch of NASA and SpaceX's Crew-12 mission to the International Space Station has been delayed to no earlier than Friday ...

Researchers looking for signs of extraterrestrial life instead stumbled upon a pulsar at the center of the Milky Way galaxy.