This Nobel E-Museum site gives some chemistry and history of the development of dynamite. Discussed are the chemistry concepts involved in making it.

View the artwork for a U.S. postage stamp issued in 1983 to commemorate Joseph Priestley, the scientist who discovered oxygen. With a short passage on his contributions to the teaching of history, religion, and science.

In this historical interactive, see beautiful examples of stained glass artistry, and learn how the craftsmen of the Middle Ages used chemistry to create them.