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Did you know?
About 600,000 particles of skin are shed every hour by each human. If you live to age 70 years, you have shed 105 pounds of dead skin.
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There are more nerve cells in one human brain than there are stars in the Milky Way.
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Malaria was not eliminated in the United States until 1951. The term eliminated means that no new cases arise in a country for 3 years.
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There are approximately 3 million unintended pregnancies in the United States each year.
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In Eastern Europe and Russia, interferon is administered intranasally in varied doses for the common cold and influenza. It is claimed that this treatment can lower the risk of infection by as much as 60–70%.
![Scattergrams are a mechanism used by political scientists to show patterns and relationships among v](https://biology-forums.com/gallery/47/medium_262797_12_08_15_1_37_16_221812305.png)
![This engraving by William Russell Birch shows Congress Hall (left), which was occupied by Congress f](https://biology-forums.com/gallery/47/medium_374628_16_08_15_9_52_06_222501221.jpeg)
![Joseph Moore and His Family (1839), by Erastus Salisbury Field, reflects the emerging middle-class f](https://biology-forums.com/gallery/47/medium_375348_18_08_15_9_36_28_22295845.jpeg)