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Did you know?
In 1864, the first barbiturate (barbituric acid) was synthesized.
Did you know?
There are approximately 3 million unintended pregnancies in the United States each year.
Did you know?
Sperm cells are so tiny that 400 to 500 million (400,000,000–500,000,000) of them fit onto 1 tsp.
Did you know?
Allergies play a major part in the health of children. The most prevalent childhood allergies are milk, egg, soy, wheat, peanuts, tree nuts, and seafood.
Did you know?
Asthma cases in Americans are about 75% higher today than they were in 1980.