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Atropine was named after the Greek goddess Atropos, the oldest and ugliest of the three sisters known as the Fates, who controlled the destiny of men.

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After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.

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Blastomycosis is often misdiagnosed, resulting in tragic outcomes. It is caused by a fungus living in moist soil, in wooded areas of the United States and Canada. If inhaled, the fungus can cause mild breathing problems that may worsen and cause serious illness and even death.

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The average adult has about 21 square feet of skin.

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In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.

Several species of squirrels have melanistic phases. In large parts of United States and Canada, the Several species of squirrels have melanistic phases. In large parts of United States and Canada, the
Using a microscope to study the human body Using a microscope to study the human body
Some species extinction Some species extinction
Sensory Differences Between Species Sensory Differences Between Species
Major features of human genome Major features of human genome
Plot showing the number of genes on each human chromosome Plot showing the number of genes on each human chromosome
Video: Cellular slime mold life cycle Animation

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