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The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.
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The average office desk has 400 times more bacteria on it than a toilet.
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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.
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The calories found in one piece of cherry cheesecake could light a 60-watt light bulb for 1.5 hours.
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Pope Sylvester II tried to introduce Arabic numbers into Europe between the years 999 and 1003, but their use did not catch on for a few more centuries, and Roman numerals continued to be the primary number system.