NASA's Curiosity Rover has discovered long carbon chains on Mars. On Earth, molecules like these are overwhelmingly produced ...

The lead author of a new study pointing to more proof of water on Mars says it brings scientists a step closer to determining ...

As for Curiosity, which is exploring a region about 2,300 miles away, the rover recently discovered the largest organic molecules on Mars to date. Here's more on each rover's find, as well as what's ...

This week, the Curiosity rover found large carbon deposits on Mars, suggesting an ancient carbon cycle. Researchers exploring ...