Red-and-green-tinted clouds drift through the Martian sky in a new set of images captured by NASA's Curiosity rover using its ...

While the Martian clouds may look like the kind seen in Earth’s skies, they include frozen carbon dioxide, or dry ice.

Although located close to each other, the two springs have very different chemical conditions. Octopus Spring has much higher ...

Reaching Mars is no simple feat. While the idea of sending humans to the Red Planet is gaining traction, the journey itself ...