For more than a decade, a robotic explorer has been traveling across Mars, quietly collecting clues about a time when the Red ...

The Curiosity rover detected the largest organic molecules to date on Mars, which may be fragments of fatty acids, or some of ...

A Curiosity rover selfie from the Martian surface (created by images captured by a camera on its robotic arm and then stitched together). Credit: NASA / JPL-Caltech / MSSS NASA's Curiosity rover ...

While the presence of these molecules is not proof of ancient life on Mars, scientists say it shows we could detect chemical signatures of past life, if it ever existed. Scientists have announced ...

(CNN) — The NASA Curiosity rover has detected the largest organic molecules found to date on Mars, opening a window into the red planet’s past. The newly detected compounds suggest complex ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. The NASA Curiosity ...

The NASA Curiosity rover has detected the largest organic molecules found to date on Mars, opening a window into the red planet’s past. The newly detected compounds suggest complex organic chemistry ...