1824-1907. Physicist. Also known as Lord Kelvin or 1st Baron Kelvin. Second son of a mathematician and author of textbooks, he was educated at home and at Peterhouse, Cambridge, and in 1846 was appointed professor of natural philosophy at Glasgow, holding the chair for fifty-three years and becoming the doyen of [[science]]. He made numerous discoveries: he was co-founder with J.P. Joule and others of the science of [[thermodynamics]]; he was the originator of the absolute (Kelvin) scale of temperature; founder of geophysics; inventor of numerous electrical instruments; pioneer of the first Atlantic cable (1858) and of electrical power transmission. In early life he was inspired by Faraday; his early researches originated in the desire to discover when God had created the world.