While ascending Mount Sharp, NASA's Mars rover Curiosity has had to swing around a small ridgeline dubbed "Devil’s Gate." ...

NASA’s Curiosity Mars rover has detected the largest organic (carbon-containing) molecules ever found on the red planet. The ...

The NASA Curiosity rover has detected the largest organic molecules found to date on Mars, opening a window into the red ...

While the presence of these molecules is not proof of ancient life on Mars, scientists say it shows we could detect chemical ...

Two NASA rovers on Mars recently made two independent discoveries further indicating that ancient life may have once existed ...

The molecules, while not a direct sign of life, still signal the existence of complex chemistry on the Red Planet.

The molecules may be remnants of fatty acids, which form cell membranes in Earth’s organisms, though they might have formed ...

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

But Curiosity wasn't the only one with a geological mystery. At the same time, roughly 2,300 miles away on the other side of ...

Curiosity found large organic molecules in a 2013 Mars rock sample. These fragments suggest Mars had the right chemistry for ...