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Robot's desert trek
"Zoe" is a robotic astrobiologist that's been jointly developed under a $3 million grant from Carnegie Mellon University and NASA's Ames Research Center.
Zoe's test run
"Zoe" during a test run in the Atacama Desert in Chile last year. Zoe is a prototype robotic astrobiologist, an artificially intelligent vehicle that can explore and study life in the driest desert on Earth.