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NASA’s Rover Makes Oxygen on Mars for the First Time

[ad_1] NASA / JPL-Caltech The growing list of “firsts” for Perseverance, NASA’s newest six-wheeled robot on the Martian surface, now includes converting part of the Red Planet’s thin, carbon dioxide-rich atmosphere into oxygen. An experimental instrument the size of a toaster aboard Perseverance called the Mars Oxygen In-Situ Resource Utilization Experiment (MOXIE) accomplished the task…

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The Voice of the River

[ad_1] April 22, 2021– In 1973, the U.S. Army Corps of Engineers prepared to open a new dam project, flooding miles of the Stanislaus River Canyon, a beautiful, pristine river valley that flows from the western Sierra Nevada mountains into the Central Valley of California. In 1979, Mark Dubois chained himself to a rock behind…