Markets Recoil in Global Sell-Off Driven by Tech Stocks Chipmakers led the way down in South Korea, where the main index crashed 10 percent. Stocks in Europe were lower and S&P 500 futures pointed to a sharp fall. Chipmakers led the way down in South Korea, where the main index crashed 10 percent. Stocks in Europe were lower and S&P 500 futures pointed to a sharp fall. Chipmakers led the way down in South Korea, where the main index crashed 10 percent. Stocks in Europe were lower and S&P 500 futures pointed to a sharp fall.  

China Takes Supercomputer Crown From U.S. For First Time Since 2017 A supercomputer in Shenzhen was declared the world’s fastest. It uses only standard microprocessors and not the special-purpose chips called graphics processing units. A supercomputer in Shenzhen was declared the world’s fastest. It uses only standard microprocessors and not the special-purpose chips called graphics processing units. A supercomputer in Shenzhen was declared the world’s fastest. It uses only standard microprocessors and not the special-purpose chips called graphics processing units.  

How Mark Rutte of NATO Manages an Unpredictable Trump Secretary General Mark Rutte is headed to Washington. His style has at times frustrated the very European leaders who need him to hold the alliance together. Secretary General Mark Rutte is headed to Washington. His style has at times frustrated the very European leaders who need him to hold the alliance together. Secretary General Mark Rutte is headed to Washington. His style has at times frustrated the very European leaders who need him to hold the alliance together.