CERN LHC to shut down for 2 years for maintenance

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CERN has announced that the the Large Hadron Collider (LHC), the world’s largest and most powerful atom smasher, will be shut down for a period of two years for upgrade purposes. The maintenance project will begin in March 2013. It will reopen in early 2015. The shutdown will enable engineers to lay superconducting cables in…

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3.5 billion year old fossils found that predate oxygen on Earth

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Researchers have found fossils of bacteria in northwest Australia’s Pilbara region, that are dated at 3.49 billion-years-old. That’s older than oxygen and just one billion years after Earth’s formation. The fossils, which are textures on the surfaces of sandstone thought to be sculpted by once-living organisms, are believed to be the oldest visible fossils ever…

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