From ancient coins to modern markets, gold has shaped money for centuries. Its physical properties help explain why it continues to hold a unique place in finance.

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Science writer SAM KEAN transformed his childhood hobby of collecting Mercury from broken thermometers into his first book, “The Disappearing Spoon: and Other True Tales of Madness, Love and the ...

Scientists in Japan think they've finally created the elusive element 113, one of the missing items on the periodic table of elements. Element 113 is an atom with 113 protons in its nucleus — a type ...

The rare radioactive substance made its way from the United States to Russia on a commercial flight in June 2009. Customs officers balked at accepting the package, which was ensconced in lead ...