This site has some history of van Leeuwenhoek (1632-1723 CE) with a description of his major accomplishments in the field of microbiology

A portrait of Antoni van Leeuwenhoek from the Dibner Library of the History of Science and Technology, made available through the Smithsonian Institution's Scientific Identity Collection.

This site is provided for by Zephyrus. So, who was Anton van Leeuwenhoek (1632 -1723 CE)? What else did Leeuwenhoek do? Did he achieve anything else? What honors were awarded to him? These questions are answered in this informative site.

Video describes the development of the cell theory and some of the scientists and disagreements involved. [6:12] Includes a short quiz and a list of additional resources to explore.

Explanation of when the cell was discovered and how ideas have evolved into modern cell theory. Discover the cell structures and their functions.

This resource presents extensive information for learning about and teaching evolution including an in depth course "Evolution 101", teaching materials, and a resource library.

This site explains genetic beliefs before and after Mendel, and also includes a section on Mendel himself and his experiments, entitled, "The Monk and his Peas".

Essay on the history of our knowledge of cells and the development of the cell theory.

This article helps students identify the scientists that first observed cells.

Scholars explore the science topic of germs. The tutorial consists of definitions, examples, and pictures about germ theory.

Read and fill in the blanks of this passage discussing the invention of microscopes. Each blank has a dropdown menu with choices. When you finish, click CHECK MY ANSWERS. If you pick a wrong answer, the right answer will be displayed...

The biogenesis theory is explained and how it differs from the theory of spontaneous generation. The work of early scientists to prove or disprove these theories is described, including discoveries in microbiology. Louis Pasteur is...