Monday, September 6, 2010

Happy Birthday John Dalton (1766-1844)

A major enlightenment scientist, who proposed the atomic theory of chemistry in 1803, according to which all matter is comprised of small particles called atoms; different elements possess unique combinations of atoms, which unique characteristics and weights. Dalton also studied color-blindness (a.k.a., Daltonism), from which he himself suffered.

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