The US Again Has the World’s Most Powerful Supercomputer Ifeadi C. 00:17 Feed: All Latest, Zero Tech Blog A new computer at Oak Ridge National Lab can perform 200 quadrillion calculations per second, ending China's reign. via Zero Tech Blog Share this Share on FacebookTweet on TwitterPlus on Google+ Related PostsLG teases a slide-out phone at the end of its Wing eventKlarna raises $650 million at a $10.6 billion valuationWatch Apple’s hardware event live right hereBank-as-a-service startup Swan helps other companies issue cards, accounts and IBANsFacebook launches climate change information centerHomage announces strategic partnership with Infocom, one of Japan’s largest healthcare IT providers