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Do you know what a meteor is, or what scientists mean when they are talking about cryogenics? Our collection of science terms explains the meaning of some of the most common scientific ideas.
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Ramsay, Sir William (1852-1916), a British chemist. Ramsay discovered the elements argon (1894, with Lord Rayleigh) and neon, krypton, and xenon (1898, with M.

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