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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Alcohol acts as a diuretic. Eight ounces of water is needed to metabolize just 1 ounce of alcohol.
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Medication errors are three times higher among children and infants than with adults.
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Throughout history, plants containing cardiac steroids have been used as heart drugs and as poisons (e.g., in arrows used in combat), emetics, and diuretics.
Two women having a conversation using American Sign Language.
Human embryonic stem cells forming rosettes, a sign of neural differentiation
A deaf baby attempting to sign.
The WISER entry for hydrogen cyanide (bottom). Useful information includes detailed health ...
Use of diopter to adjust for problems of refraction