Britannica - Virus
Virus, ebolavirus an infectious agent of small size and simple composition that can multiply only in living cells of animals, plants, or bacteria. The name is from a Latin word meaning Ã¢ÂÂslimy liquidÃ¢ÂÂ or Ã¢ÂÂpoison.Ã¢ÂÂ
The Good Viruses - Microbe Magic
There aren't very many good things about viruses â they usually attack your body and make you sick! One virus that did make a huge difference though was the cowpox virus.
Viruses: An Introduction - Medical News Today
Some microbiologists classify viruses as microorganisms, while others don't because they are "non-living" and describe viruses as microscopic infective agents.
What Are Viruses? - Livescience
Viruses are microscopic parasites, generally much smaller than bacteria. They lack the capacity to thrive and reproduce outside of a host body.
Viruses - Encyclopedia
Viruses Less than a generation ago, computer viruses were considered an urban myth. They were found more often in movies than on actual computer.
What is a Virus? - Encyclopedia of Life
A definition of viruses, with links to examples, collections and related resources.
How Viruses Work - How Stuff Works
Influenza and Ebola are both viruses. Find out what a virus does to your body and how to decrease your chance of exposure.
Understanding Viruses - Discovery Education
Free Life Science lesson plan for grades 9 to 12.
How Viruses Make Body Cells Work for Them - Science Daily
How are viruses such as HIV and bird flu able to make the cells within a human body work for the purpose of the virus? Researchers at the University of Copenhagen shed new light on this question.
BBC Science - Why Can't We beat viruses?
Everything you need to know about viruses and how we can beat them.
Viruses - Microbe World
MicrobeWorld explores the world of microbes with vivid images and descriptions. Learn about microbiology, what microbiologists do, how they do it, and current topics in the news.
Understanding: Viruses - How Stuff Works
Viruses lie dormant in a crystallized state until they can infect. Learn more about viruses on TLC's "Understanding."
What is a Virus? - News Medical
Viruses are tiny organisms that may lead to mild to severe illnesses in humans, animals and plants. This may include flu or a cold to something more life threatening like HIV/AIDS.
Virus - Wikipedia, the Free Encyclopedia
A virus is a small infectious agent that replicates only inside the living cells of other organisms. Viruses can infect all types of life forms, from animals and plants to microorganisms, including bacteria and archaea.