Use this site to learn about specific dates in history at this interactive timeline. Enter dates and years to retrieve charts showing famous births, deaths, and inventions. Here, you can also create graphic timelines of events and...

The microscopes covered in depth at this site include the phase-contrast microscope, the electron microscope, and the scanning tunneling microscope. This site includes in-depth information on the microscopes, microscope simulators,...

Year-by-year account of major events in Pascal's life. Includes inventions and major literary works. Also has a graphic of Pascal.

This is a site full of information about various microscopes and the objects and processes scientists study with them. Includes timelines and interactive simulations.

Substantial list of Internet history resources for the beginner to the techy. The descriptive list includes links to EBooks, timelines, video clips and reference material. The referenced sites come from a variety of organizations and...

A timeline with primary source documents and photos of the invention and use of the atomic bomb during World War II. Links to additional information and videos are also provided.

Use this site to learn about the inventions and innovations of the Ancient Egyptian farmers. This detailed article, which discusses irrigation and the Nile flooding, planting, and harvesting includes links to related articles and...