Approximately 70% of expectant mothers report experiencing some symptoms of morning sickness during the first trimester of pregnancy.
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About 100 new prescription or over-the-counter drugs come into the U.S. market every year.
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Certain rare plants containing cyanide include apricot pits and a type of potato called cassava. Fortunately, only chronic or massive ingestion of any of these plants can lead to serious poisoning.
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The average adult has about 21 square feet of skin.
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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.
Hair Tells a Tale
An illustration of the helium atom, depicting the nucleus (pink) and the electron cloud distribution
Two representations of heme (derived from PDB ID 1CCR). The iron atom
Atom formation
Atom formation
In 1994 a team of German physicists created an atom of Element 110. If the atom