Chalk up another victory for “Conan the Bacterium”—a rugged germ that fresh research suggests could conquer the solar system.

You've probably followed the Mars rover missions on and off for years, watching those red-dust landscapes scroll across your TV screen and wondering: Could something have lived there once? Now, after ...

Why it matters: While not evidence of life, these discoveries show that ancient Mars had complex organic chemistry, ...

China is preparing an ambitious mission to return samples from Mars back to Earth for the first time. The Tianwen-3 mission ...

New photos captured by NASA's Curiosity rover show that Mars' giant, spiderweb-like "boxwork" features are covered in tiny, never-before-seen nodules that bear a striking resemblance to arachnid ...

If life ever existed on Mars, it might have looked like microfossils right here on Earth.

Looking for molecular evidence of life on other worlds is tricky, but a test based on the reactivity of carbon compounds ...

Chalk up another victory for “Conan the Bacterium”—a rugged germ that fresh research suggests could conquer the solar system.

Gypsum is a soft, translucent sulfate mineral that allows just enough light to penetrate for photosynthetic organisms to ...

Lee said SETI’s paper could answer the Fermi Paradox, the idea that if the universe is billions of years old, where are all ...

Beyond that, in the decades to come, we might be able to see the colours of an exoplanet’s surface, and determine if plant life might be present there. And then we can search for changes in a planet’s ...

Aliens exist - they just haven't visited Earth, NASA veteran Dr Gentry Lee has claimed.