NASA's Curiosity Rover prepares to drill, baby, drill

Rovers, landers and satellites have been turning up evidence of a wet Martian history for years. Now, NASA's recently landed Curiosity rover has happened upon even more signs of the planet's watery past: veins of hydrated calcium sulfate (visible in the outrcrop pictured above) stretching across the planet's surface —… » 1/16/13 8:20am 1/16/13 8:20am

In (Partial) Defense of Overzealous Scientists: A Reflection on…

Right before Thanksgiving, Curiosity project scientist John Grotzinger told NPR that NASA's rover had discovered something earthshaking on the Red Planet. "This data is going to be one for the history books," he crowed, declining to say more until results from the rover's SAM instrument — an onboard chemistry lab… » 11/29/12 8:45am 11/29/12 8:45am