Diamond reveals hidden writings
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A light source 10 billion times brighter than the Sun could soon be helping scientists to read ancient manuscripts.
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PARISâTwo diamonds together worth about $18 million disappeared from an antique dealers&#39; show at Paris&#39;s Louvre museum complex yesterday, in an apparent robbery while the person manning the stand was absent.
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There are hundreds of dollars in your wallet that you can't see.
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Hobbyists uncover some of the deepest of the governmentâs secrets and share them on the Internet.
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ORANGE, Calif. - A $25,000 diamond was found stuck in a shower drain at the prison housing the man accused of stealing it two years ago.  Bret Allen Langford, 39, allegedly asked the owner of a Jewelry Express store to show him a 2-carat colorless diamond in April 2005.
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MIT researchers develop an authentication system that's not so easily revealed to prying eyes.
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How Lawrence Weiner transforms text into works of art.
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Scientists announced yesterday that they have discovered ancient writing, carved in stone, that dramatically pushes back the dawn of writing in the Americas.
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The message in new movie "Blood  Diamond" is clear: know the history of a precious gem before  buying it. But whether moviegoers pay attention to this  "message movie" is a big question for the film's makers.
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Some art experts believe intricate letters painted on a saint's cloak are artist Raphael's monogram.
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With interest in the origin of diamonds fueled by the movie "Blood Diamond," and an advertising counterattack by the diamond industry, customers are asking questions about the iconic symbol of eternal love.
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Sometimes the biggest rewards are hiding out of sight.
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A new digital authentication technique supplies forensic art experts with a new tool to distinguish paintings by masters from those by imitators, scientists say.
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It is by far the most intriguing piece of evidence in the death of JonBenet Ramsey: the ransom note, 370 words written with a felt-tip pen and found in the Ramsey home just a few hours before the little girl's strangled body was discovered in the basement.
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A mysterious carved code at a manor house, which has defied understanding for hundreds of years, is thought to be a cryptic message from an 18th century Christian sect, experts said.
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Gordon Rugg cracked the 400-year-old mystery of the Voynich manuscript. Next up: everything from Alzheimer's to the origins of the universe. By Joseph D'Agnese from Wired magazine.
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News analysis: From probably helpful to definitely secretive, there's a whole lot of information being gathered and sifted. A pair of reports shed light on the government's data-mining programs.