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World’s first petaflop supercomputer ‘Roadrunner’ retired

This past weekend, Los Alamos National Laboratory (LANL) decommissioned Roadroader, the first petaflop supercomputer. It was only five short years ago that the machine took the crown as the world’s fastest. Roadrunner was switched off March 31. But in the month or so between its shutdown and actual……

Scientists: nuclear bomb could stop asteroid from striking Earth

Scientists at New Mexico’s Los Alamos National Laboratory believe that a well-aimed nuclear weapon could actually save the world if a major asteroid were hurtling toward us, according to a report at MSNBC’s Space blog. Researches have used super-computers to model scenarios involving a 1,650-foot-long (500-meter) space rock and a…

Laser technique to enrich uranium raises proliferation fears

WASHINGTON — US conglomerate General Electric is seeking permission to build a $1 billion plant for uranium enrichment by laser, a process which has raised proliferation fears, The New York Times said Sunday. After testing the enrichment process for two years, GE has asked the US government to approve its…

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