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Did you know?
Vaccines prevent between 2.5 and 4 million deaths every year.
Did you know?
Barbituric acid, the base material of barbiturates, was first synthesized in 1863 by Adolph von Bayer. His company later went on to synthesize aspirin for the first time, and Bayer aspirin is still a popular brand today.
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Never take aspirin without food because it is likely to irritate your stomach. Never give aspirin to children under age 12. Overdoses of aspirin have the potential to cause deafness.
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There are more nerve cells in one human brain than there are stars in the Milky Way.
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In 1844, Charles Goodyear obtained the first patent for a rubber condom.