Describes the formation of coal during the Carboniferous Period. Explains early to modern day methods of extracting this fossil fuel. Page includes both animated and still photos.

Travel guide highlights engineering achievements throughout the United States.

Designed to provide an accessible introduction to engineering. Includes games, idea center, FAQ, downloads, links, and a section about the career of engineering.

Describes the twenty greatest engineering achievements as determined by the National Academy of Engineering.

A resource for teachers and students learning about the history and circumstances of the atomic bomb and those involved.