http://en.wikipedia.org/wiki/William_Thomson,_1st_Baron_Kelvin
http://scienceworld.wolfram.com/biography/Kelvin.html
_ Giants of Science
http://www.youtube.com/watch?v=ecQazN9Z24w
_ (Parte 2) James Prescott Joule & William Thomson:
http://www.youtube.com/watch?v=PeV0cR3HnBY