A description of King Charles I.  How he became King, what he was like as a man and his marriage to Henrietta Maria. 

Edward Jenner describes the experiment he carried out to develop his vaccination against smallpox 

Edward Jenner explains what smallpox is, why people feared it so much and how inoculations were sometimes used to protect people.

The video is an informative piece about viruses and their impact on living things, specifically humans. It explains what a virus is, how it reproduces and infects cells, and the sheer number of viruses that can exist in a single drop of...