Japan supercomputer K beats rivals

After the indignity of seeing its economy overtaken by China's, Japan has clawed back a little pride by producing the world's most powerful computer.

China's Tianhe-1A takes supercomputer crown from US

Tianhe-1A, named for the Milky Way, is capable of sustained computing of 2,507 petaflops -- equivalent to 2 507-trillion calculations -- each second.

A weather eye on Africa

Christina Scott reports on how South Africa and Egypt are using supercomputers to avert disasters

Fastest supercomputer a 'speed demon'

Roadrunner was always expected to be fast out of the blocks. And after a test run one night in the city of Poughkeepsie, New York, its creators were far from disappointed.

IN THIS WEEK'S PAPER

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