At left of this image from NASA's Curiosity rover is the hole in a rock called "John Klein" where the rover conducted its first sample drilling on Mars.
Credit: NASA/JPL-Caltech/MSSS
NASA's Curiosity rover has, for the first time, used a drill carried at the end of its robotic arm to bore into a flat, veiny rock on Mars and collect a sample from its interior.
From Jet Propulsion Laboratory/NASA
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