World’s fastest supercomputer smashes speed record

Frontier, developed at Tennessee’s Oak Ridge National Laboratory, can make a billion, billion calculations every second. Over one billion methamphetamine tablets seized across Asia amid growth of illegal ‘Golden Triangle’ synthetic drugs labs. Tech firms must do more to keep women safe online, urges regulator Ofcom. Trolling victims say online abuse lasts at least two years for many - and claim police aren’t doing enough to help. Mini-crab robots developed that so tiny they can scuttle on a coin. Will Samsung Galaxy Z Flip 4 be world’s biggest folding phone? Royal gold state coach gets cinematic makeover for Queen’s platinum jubilee. Low tech vs high-tech: Lego Optimus Prime 10302 launches.

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