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Hi-tech explained
By Chris Clarke on 2009 07 17 at 11:03:15 am | 8 commentsRichard Feynman explains the physics underlying the most important technological advance in human history.
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Desert Bones
By Chris Clarke on 2008 12 12 at 11:41:25 am | 1 commentDespite its dangerous reputation among non-physicists, the typical uranium atom is only weakly radioactive. More than 99 percent of the uranium found in nature consists of the isotope U-238, whose atomic nucleus contains 92 protons and 146
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