On August 6, NASA's newest Mars rover, the car-sized Curiosity (a.k.a. Mars Science Laboratory), will land on the red planet. But before it does, scientists will go through seven minutes of terror — a period of make or break as the rover drops from the top of the planet's atmosphere toward the surface.According to NASA engineer Tim Rivellini in the video above: "We've got literally seven minutes to get from the top of the atmosphere to the surface of Mars, going from 13,000 miles an hour…Read more at Tecca ›