US Air Force's secretive space plane lands after two years in orbit Post a Comment After almost two years in orbit, the X-37B Orbit Test Vehicle has returned to Earth - but what has it been doing? Baca JugaIn pictures: Solar eclipse as seen from the UK'Miraculous' mosquito hack cuts dengue by 77%E3 2021: What to expect at the world's most influential gaming event Read More Share : You may like these posts :Part Three: Neil deGrasse Tyson on Science Literacy - BillMoyers.comElsewhere in Science, 24 January 2014 - ScienceCareers.orgOur Children Should Not Have to Choose Between Science and Faith - Huffington PostWe face being buried under an avalanche of Chinese science - The Guardian Post a Comment for "US Air Force's secretive space plane lands after two years in orbit"
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