History of Wilhelm Conrad Roentgen. Article at link on left.
Roentgen, W.C. (1896). On a New Kind of Rays.
Wilhelm Conrad Roentgen discovers X-rays as described in article listed above. On a New Kind of Rays. Read it here on the above link.
Video on Roentgen to right from "The Laureates" series on Nobel Prize Winners.
Henri Becquerel, discovered radioactivity experimenting with uranium salts
The Epic Story of Radium, video on right. Becquerel and the Curie's.
Marie & Pierre Curie, discover Radium and Polonium
Coolidge Tube X-ray Cathode
Current Practice
Medical Linear Accelerators, the basics
Read article to left, watch video series below.