Rover Curiosity aims to unlock the biggest mysteries of Mars

Mars, our next-door neighbor in the solar system, hasn’t given up many of its secrets yet. But when NASA’s newest Mars rover, Curiosity, lands on the Red Planet next week, scientists hope to unlock a few more.
The centerpiece of the Mars Science Laboratory mission, the Curiosity rover comes packed with a slew of instruments to study not only today’s Martian surface, but also the surface of the past.