RT @sciam: NASA to begin testing fission reactor for use on Mars. https://t.co/wIHgoO9JYk

NASA to begin testing fission reactor for use on Mars. https://t.co/wIHgoO9JYk

— Scientific American (@sciam) June 30, 2017

from Twitter https://twitter.com/iPhoneMaster13

June 30, 2017 at 04:19PM
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