After imaging during the holidays, NASA's Mars rover Curiosity resumed driving Jan. 3 and pulled within arm's reach of a sinuous rock feature called "Snake River." >>

NASA and the mobile application Foursquare have teamed up to help the public unlock its scientific curiosity with a new rover-themed Curiosity Explorer badge. >>

Fall and winter temperatures bring changes to Mars as the carbon dioxide atmosphere turns to dry ice frost that clings to the surface. The Mars Reconnaissance Orbiter used its powerful cameras and spectrometers to capture detailed pictures and measurements of wintry scenes of nature's beauty at work on the Red Planet. >>

The NASA Mars rover Curiosity this week is driving within a shallow depression called "Yellowknife Bay," providing information to help researchers choose a rock to drill. >>

A self-portrait of the NASA Mars Rover Curiosity stitches together dozens of images by the camera at the end of the rover's arm. >>

The NASA Mars rover Curiosity drove 63 feet (19 meters) northeastward early Monday, Dec. 10, approaching a step down into an slightly lower area called "Yellowknife Bay," where researchers intend to choose a rock to drill. >>

New Year's Eve revelers watching giant screens in New York's Times Square saw a special Happy New Year greeting from Mars, currently 206 million miles away. >>

Curiosity will spend the holidays at a location on Mars dubbed "Grandma's House." >>

Where���s the driver���s seat for a Mars rover? Millions of miles away, back on Earth! Learn more in this 60-second video. >>

This animation shows how the Mars Hand Lens Imager (MAHLI) camera at the end of the arm of NASA's Mars rover Curiosity was positioned for taking multiple images that were later combined into a self-portrait of the rover. The animation was made using software that rover planners use to design Curiosity's movements. >>

NASA's Curiosity Mars rover team wraps up its scientific study at Rocknest. >>

How samples are delivered and then tested in the Sample Analysis at Mars (SAM) suite on the Mars Curiosity rover. >>

Curiosity is on Mars!Follow Curiosity on her journey at Explore Mars: Curiosity's Journey >>

View the simulated views and computer generated images of where Mars Reconnaissance Orbiter is now. >>

View the simulated views and computer generated images of where Mars Odyssey is now. >>

Opportunity has now reached its three-year-long target, Endeavour crater, where it will spend time studying rocks never seen before. After a successful six-year mission, Spirit's mission has officially concluded. ������Send a tribute on Spirit���s mission at:http://beamartian.jpl.nasa.gov/spiritpostcards.

See the latest mission images of our spacecraft and those returned from the Red Planet and get the latest updates on Curiosity's Journey! NASA Be A Martian >>

Tune in with Mars on the go.Download the Be A Martian App, on your smart phones! >>

Want to drive a rover on the surface of Mars? Play this interactive! >>

Explore the different instruments that make up the Curiosity rover. See how each will assist to uncover new information as Curiosity heads to Mount Sharp. >>

Participate >>

See the latest mission images of our spacecraft and those returned from the Red Planet and get the latest updates on Curiosity's Journey! NASA Be A Martian >>

Or, how big is the Mars Science Laboratory rover? Ask Dr. C, your personal Mars expert! >>