Famed CMU Roboticists Help Shape Future of Space Exploration

David Wettergreen found himself in the Nevada desert a few weeks ago with a group of his students and a machine named Zoë. The Carnegie Mellon University robot rolled through the desert carrying a spectrometer, a device that measures wavelengths of light in the electromagnetic spectrum. As Zoë used the instrument to analyze minerals, Wettergreen and his crew focused more on what it would decide to do next.

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