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Did you know?

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

Did you know?

Adult head lice are gray, about ? inch long, and often have a tiny dot on their backs. A female can lay between 50 and 150 eggs within the several weeks that she is alive. They feed on human blood.

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If you could remove all of your skin, it would weigh up to 5 pounds.

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Illicit drug use costs the United States approximately $181 billion every year.

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Coca-Cola originally used coca leaves and caffeine from the African kola nut. It was advertised as a therapeutic agent and "pickerupper." Eventually, its formulation was changed, and the coca leaves were removed because of the effects of regulation on cocaine-related products.

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The following sentence is written in the passive voice: The man rode his skateboard to work ... The following sentence is written in the passive voice: The man rode his skateboard to work ...
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Beak size in finches during dry years increases because of strong selection Beak size in finches during dry years increases because of strong selection
Video: Pneumonia Animation

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