CK-12 Foundation
Ck 12: Life Science: Scientific Theories
[Free Registration/Login may be required to access all resource tools.] Today most people realize that microorganisms, such as bacteria or viruses, are the cause of disease. This concept is known as the germ theory of disease, one of the...
TED Talks
Ted: Ted Ed: How a Few Scientists Transformed the Way We Think About Disease
For several centuries, people though diseases were caused by wandering clouds of poisonous vapor. We now know that this theory is pretty ridiculous, and that diseases are caused by specific bacteria. But how did we get to this new idea...
Other
Hartford University: History of Epidemics and Plagues
This resource provides information on epidemics, how they occur, and how they spread.