Vaccines prevent between 2.5 and 4 million deaths every year.
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Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.
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The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.
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Famous people who died from poisoning or drug overdose include, Adolf Hitler, Socrates, Juan Ponce de Leon, Marilyn Monroe, Judy Garland, and John Belushi.
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In the United States, there is a birth every 8 seconds, according to the U.S. Census Bureau's Population Clock.
Global Economic Relationships
Demographic change and the effect on people social, and economic life