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Did you know?
Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.
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The average office desk has 400 times more bacteria on it than a toilet.
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Nitroglycerin is used to alleviate various heart-related conditions, and it is also the chief component of dynamite (but mixed in a solid clay base to stabilize it).
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If all the neurons in the human body were lined up, they would stretch more than 600 miles.
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The first monoclonal antibodies were made exclusively from mouse cells. Some are now fully human, which means they are likely to be safer and may be more effective than older monoclonal antibodies.