The National Nuclear Security Administration oversees the US nuclear stockpile, nonproliferation, naval propulsion & emergency response. RT/MT ≠ endorsements.
Work conducted by #NNSA ’s Human Subjects Protection Program leverages and improves a variety of NNSA capabilities including high performance #computing , #energy efficiency and #cybersecurity . @AAHRPP .
#NNSA ’s #supercomputer '>Sequoi #supercomputer officially went offline a @Livermore_Lab recently. It was the world’s fastest supercomputer in 2012 when it debuted and retires as the 12th fastest. It served national security missions and was first to use more than a million cores.
#TBT 1953: One of 's first purchases was the I computer ( #Univache fifth one ever made!) It required hands-on operation and programs were written in assembly language. It weighed over 8 tons, but your phone is thousands of times faster. #programming
#OnThisDay in 1939: J. Robert Oppenheimer hears about the discovery of #fission . Within a few minutes, he realizes that excess neutrons must be emitted, and that it might be possible to build a bomb.