Everyone has one nostril that is larger than the other.
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In 1835 it was discovered that a disease of silkworms known as muscardine could be transferred from one silkworm to another, and was caused by a fungus.
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Approximately 500,000 babies are born each year in the United States to teenage mothers.
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There are 60,000 miles of blood vessels in every adult human.
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Symptoms of kidney problems include a loss of appetite, back pain (which may be sudden and intense), chills, abdominal pain, fluid retention, nausea, the urge to urinate, vomiting, and fever.
Structure of a DNA strand
Eukaryotic cell structure
Four ways to visualize protein structure
Structure of the human b2-adrenergic receptor
Doty's data show a very rapid drop in late adulthood in the ability to identify smells