Curiosity has detected a surprising variety of organic molecules on Mars, including compounds tied to the chemistry of life.

NASA’s Curiosity Mars rover took this selfie at a location nicknamed “Mary Anning” after a 19th century English ...

NASA's Curiosity Mars rover took this selfie at a location nicknamed "Mary Anning" after a 19th century English ...

This is an annotated close-up of three holes NASA’s Curiosity drilled into Martian rock at a location nicknamed “Mary Anning” ...

NASA's Curiosity Mars rover has found a diverse mix of organic molecules on Mars, including chemicals widely considered building blocks for the origin of life on Earth. The finding marks the first ...

Fresh evidence from orbit is sharpening one of planetary science’s most tantalizing possibilities: that hidden caverns on Mars could shelter traces of life. Instead of focusing only on dried-up ...

Chalk up another victory for “Conan the Bacterium”—a rugged germ that fresh research suggests could conquer the solar system. Better known as Deinococcus radiodurans, this microbe is arguably the ...