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In 1844, Charles Goodyear obtained the first patent for a rubber condom.
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To prove that stomach ulcers were caused by bacteria and not by stress, a researcher consumed an entire laboratory beaker full of bacterial culture. After this, he did indeed develop stomach ulcers, and won the Nobel Prize for his discovery.
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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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Everyone has one nostril that is larger than the other.
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The most common treatment options for addiction include psychotherapy, support groups, and individual counseling.