The speedy machine displaces the U.S.’s Lawrence Livermore National Laboratory’s El Capitan at the top of the TOP500 rankings ...

The case involved “geofence” searches, which allow law enforcement to find suspects and witnesses by sweeping up location data from cellphones near crime scenes.

Russia’s Defense Ministry later confirmed the crash. The ministry claimed the bomber went down while approaching for landing during what it called a “planned training flight.” Moscow said the aircraft ...