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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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The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.
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During pregnancy, a woman is more likely to experience bleeding gums and nosebleeds caused by hormonal changes that increase blood flow to the mouth and nose.
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If all the neurons in the human body were lined up, they would stretch more than 600 miles.
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The familiar sounds of your heart are made by the heart's valves as they open and close.