The study of viruses and other virus-like agents, including prions and viroids.

H5N1 - the virus in the news
Everybody is talking about H5N1 but what do these symbols mean? Is it really dangerous?

Smallpox - The Small Pox Virus and Its History
Smallpox was one of the most devastating diseases known to humanity. This microscopic "killer virus" was responsible for multiple pandemics, decimating entire populations to the extent that it can be said to have changed the course of history.

Smallpox - Vaccination, Eradication and Terrorism
Smallpox, one of the most devastating diseases known to humanity, has now been completely eradicated. How did this happen, and what are the dangers to mankind now that only laboratory samples of the virus exist?

Viruses - A Brief Introduction to Viruses
We talk about viruses all the time - cold viruses, flu viruses - but what do you really know about this biological entity? The study of viruses, or 'virology,' is a sub-specialty of microbiology.

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