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Author Question: In a waiting line situation, arrivals occur, on average, every 10 minutes, and 10 units can be ... (Read 87 times) |
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Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.
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Asthma cases in Americans are about 75% higher today than they were in 1980.
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Prostaglandins were first isolated from human semen in Sweden in the 1930s. They were so named because the researcher thought that they came from the prostate gland. In fact, prostaglandins exist and are synthesized in almost every cell of the body.
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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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There are more nerve cells in one human brain than there are stars in the Milky Way.