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Did you know?
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.
Did you know?
Blood is approximately twice as thick as water because of the cells and other components found in it.
Did you know?
Medication errors are more common among seriously ill patients than with those with minor conditions.
Did you know?
The average office desk has 400 times more bacteria on it than a toilet.
Did you know?
More than 30% of American adults, and about 12% of children utilize health care approaches that were developed outside of conventional medicine.