NASA’s Mars Curiosity Rover Tweets Pic of 3-Mile-Tall Mountain

It’s hard to decide whose Twitter feed is more awesome right now — Samuel Jackson’s Olympic commentary or the one beamed all the way from Mars by NASA’s rover Curiosity, which landed safely on the red planet this morning. Here’s another awesome Twitpic from the $2.5 billion rover, this one of 3-mile-high Mount Sharp in the Gale crater (above).