In 1864, the first barbiturate (barbituric acid) was synthesized.
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Approximately 25% of all reported medication errors result from some kind of name confusion.
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The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.
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The horizontal fraction bar was introduced by the Arabs.
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The senior population grows every year. Seniors older than 65 years of age now comprise more than 13% of the total population. However, women outlive men. In the 85-and-over age group, there are only 45 men to every 100 women.
Guitar String
A Recording of a Pulsar
Pablo Picasso, Guitar, Sheet Music, and Wine Glass.
Broken recording.
Fuel should be heard returning to the fuel tank at the fuel return line if the fuel-pump and ...
Four methods of recording electrical activity of the nervous system.