Happy St. Patrick's Day! In honor of the Irish holiday, let's dive into the stuff many a leprechaun has guarded and the nitrogenated wonder of the Emerald Isle. It’s time for gold and Guinness.Source LinksGoldFinancial Times — Scientists Discover the Origins of Gold in SpaceNASA — Gold CoatingHistory — Did Pirates Really Bury Their Treasure?GuinnessGuinness — Archive Fact Sheet: The History of GuinnessGuinness — Six Steps to Pour the Perfect Pint of GuinnessHow Stuff Works — Ridiculous History: How an Irish Beer Became the Authority on World Records

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