* Photo: Corbis * Getting a perfect diamond or ruby from a raw stone has always been more art than science. Each gem must be meticulously cut and polished by hand. The problem: It can take up to four ...

While it may not be something to try with a family heirloom, scientists have discovered that putting rubies in a microwave can make them look brighter. In a series of experiments, researchers found ...

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Rubies are already rarer than diamonds. But star rubies are something incredibly special. A collection of four "extraordinary" rare star rubies discovered outside of Asheville, North Carolina, nearly ...