Curiosity Detects Mysterious Methane Spikes on Mars

A gas strongly associated with life on Earth has been detected again in the Martian atmosphere, opening a new chapter in a decade-old mystery about the on-again, off-again appearance of methane on Mars.

Published On 12/16/2014
1:30 PM EST
On sol 393 (Sept. 13) of Curiosity's mission, the rover snapped this image of a rocky outcrop called "Darwin" that the rover will study before continuing its rove to Mount Sharp (pictured in the distance). | NASA/JPL-Caltech