www.pmmag.com/articles/99637-joseph-black-1728-1799

Joseph Black (1728-1799)

July 13, 2007
Scottish chemist who laid the foundations for thermodynamics.

In 1761, Black discovered that ice absorbs heat without changing temperature when melting. From this he concluded that the heat must have combined with the ice particles and become latent.

With help from: http://en.wikipedia.org/wiki/Joseph_Black