John Dalton FRS (6 September 1766 – 27 July 1844) was an English chemist, meteorologist and physicist. He is best known for his pioneering work in the development of modern atomic theory, and his research into colour blindness (sometimes referred to as Daltonism, in his honour).
Read more about John Dalton: Early Life, Atomic Theory, Later Years, Dalton's Experimental Method, Public and Personal Life, Death and Legacy