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Did you know?
About 100 new prescription or over-the-counter drugs come into the U.S. market every year.
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Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.
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The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.
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The first successful kidney transplant was performed in 1954 and occurred in Boston. A kidney from an identical twin was transplanted into his dying brother's body and was not rejected because it did not appear foreign to his body.
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The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").