Tests conducted with tardigrades suggest that there is something in Martian dirt that dramatically reduces biological ...

Craters, craters, and yet more craters: this snapshot from ESA's Mars Express is packed full of them, each as fascinating as ...

NASA’s Curiosity rover has discovered tiny mineral nodules on Mars that suggest groundwater persisted on the planet much longer than previously believed, expanding the window during which microbial ...

Spiderweb-shaped rock patterns on Mars may rewrite the timeline of when water disappeared from the Red Planet.

Learn how bacteria survived a simulated asteroid impact and could travel between planets on asteroid debris.

Scientists tested whether microbes can survive the shock of a planetary impact and found some may endure the violent launch into space.

Mars gets its red color from oxidized iron dust, and the oldest myth mistake remains the same: Mars is Roman, while Ares is ...

By fertilizing inorganic regolith with organic human waste that has been processed through bioreactors, future astronauts ...

Learn about geologic formation on Mars that resemble spiderwebs, serving as records of ancient groundwater flow on the planet ...

Tiny life forms tucked into debris from an asteroid hit could catapult to other planets—including Earth—and survive, a new ...