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Alternet on MSNNASA warns staff about publicly displaying their badges following report of worker 'assault'A high-ranking NASA official warned his employees Friday to “use discretion” in public when displaying badges or emblems ...
ESA astronaut Alexander Gerst ... Space Station in 2014. New research shows that when astronauts spend extended periods of time in space, their brains and eyes can suffer. Credit: NASA/SPL ...
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