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Tyler DeWitt, PhD
Science With Tyler De Witt: Ebola Virus Explained
What does the Ebola virus actually do in your body? Why is it so dangerous and why does it kill so many people? Take a look at the apocalyptic war that rages in the body after an infection by the Ebola virus and the soldiers fighting....
Howard Hughes Medical Institute
Hhmi: Bio Interactive: South Africa: Traditional Healers
A first-hand account of AIDS and HIV in South Africa. [2:19]
Science Friday Initiative
Science Friday: A New Swine Virus
Scientists say the ebolavirus made famous in Richard Preston's thriller 'The Hot Zone' has been found living in the Philippines. They fear it could mutate and become dangerous. We'll find out more.
Khan Academy
Khan Academy: Influenza Pathology: Three Types of Flu
Learn about the three types of influenza virus (Type A, Type B, and Type C) and what makes them different from one another. Rishi is a pediatric infectious disease physician and works at Khan Academy. [8:16]
Howard Hughes Medical Institute
Hhmi: Biointeractive: Viral Outbreak: Dengue Fever Re Emergence in the Americas
See how far the dengue fever virus has spread throughout the Americas since the 1960s. [0:24]