'Knife-Edged Rocks' on Mars Force NASA Rover to Turn Around - CNET

Curiosity's wheels have seen enough horrors.

The Curiosity rover will not be gallivanting over these "gator back" rocks. NASA/JPL-Caltech/MSSS This story is part of Welcome to Mars, our series exploring the red planet. NASA's Curiosity rover… [+2279 chars]

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