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Philipp von Lenard (1861 - 1947) received the Nobel Prize for Physics in 1905 for his important work on cathode rays. Lenard's work on cathode rays served as a basis for the development of the ...
Until recently, most TVs relied on a device known as the cathode ray tube, or CRT, to display pictures. This site has a good explanation of how CRTs work.
An interactive demonstration of the Crooke's tube experiment, with a brief, but accurate explanation. This is great for revision, or for teaching if you do not have access to the real apparatus.
Sir Joseph John Thomson (1856 - 1940) most important work was his original study of cathode rays culminating in the discovery of the electron.
The conduction of electricity in thin gases in vacuum tubes was the key to the discovery of the electron in 1897.Description of the discovery of Cathode rays.
All about x-rays: how they were discovered, how they're made, what x rays a're used for and more.
NASA overview on x-rays describing what they are and how they can be used for x-ray astronomy and medical imaging.
A simple site that shows how X-rays are produced.
Physicists have used X-rays to reveal music hidden for 200 years.
A site from the ThinkQuest competition about light giving brief descriptions of electromagnetic radiation from radio waves and microwaves to x rays and gamma rays.
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