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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?
Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.
Did you know?
The strongest synthetic topical retinoid drug available, tazarotene, is used to treat sun-damaged skin, acne, and psoriasis.
Did you know?
According to the FDA, adverse drug events harmed or killed approximately 1,200,000 people in the United States in the year 2015.
Did you know?
Malaria was not eliminated in the United States until 1951. The term eliminated means that no new cases arise in a country for 3 years.