Curiosity lands on Mars!

NASA successfully delivered a $2.5 billion robotic vehicle to Mars, one that will explore for signs that the planet might once have hosted life

By Janet Raloff, 15:17 PM August 8, 2012



On August 5, after a journey lasting more than 8 months, a carlike rover carefully settled down onto the surface of Mars. The vehicle is basically a science lab. Its mission: to search for evidence that the Red Planet might once have hosted life — even if the organisms were only one-celled microbes.


The first stage of this mission — the landing — is “an amazing achievement,” observes Charles Bolden. He runs the National Aeronautics and Space Administration, or NASA, which built and delivere...

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