On This Day: J. J. Thomson of the Cavendish Laboratory announces his discovery of the... (1897)

On April 30, 1897: J. J. Thomson of the Cavendish Laboratory announces his discovery of the electron as a subatomic particle, over 1,800 times smaller than a proton (in the atomic nucleus), at a lecture at the Royal Institution in London.

This historical event can serve as a powerful sermon illustration about God's creation and human discovery. Consider using it when preaching about discovery.