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 ...

We may have detected Martian life 50 years ago.

The tallest cliff in the solar system is so extreme that even imagining standing on its edge is enough to make your stomach ...

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 ...

PHILADELPHIA (WPVI) -- Everyone knows it's cold it is outside. The entire Philadelphia region has remained below freezing for the seventh day in a row, with little relief in sight. But we are tapping ...

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

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

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

Add Yahoo as a preferred source to see more of our stories on Google. President Trump sent border czar Tom Homan to the North Star State, as the administration faces backlash from both sides of the ...