The U.S. Air Force's X-37B miniature space plane has winged past 340 days of flight performing secretive duties during the program's fifth flight.
from Space.com https://ift.tt/2nFdAuR
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By BY RAYMOND ZHONG from NYT Technology https://ift.tt/2ZVzHzt
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NSF's 10 Big Ideas Since 2017, NSF has been building a foundation for the Big Ideas through pioneering research and pilot activities....
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