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Urine turns bright yellow if larger than normal amounts of certain substances are consumed; one of these substances is asparagus.
There are more sensory neurons in the tongue than in any other part of the body.
Vaccines prevent between 2.5 and 4 million deaths every year.
In 1864, the first barbiturate (barbituric acid) was synthesized.
The Food and Drug Administration has approved Risperdal, an adult antipsychotic drug, for the symptomatic treatment of irritability in children and adolescents with autism. The approval is the first for the use of a drug to treat behaviors associated with autism in children. These behaviors are included under the general heading of irritability and include aggression, deliberate self-injury, and temper tantrums.