In 1844, Charles Goodyear obtained the first patent for a rubber condom.
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Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.
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In 2012, nearly 24 milliion Americans, aged 12 and older, had abused an illicit drug, according to the National Institute on Drug Abuse (NIDA).
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Hip fractures are the most serious consequences of osteoporosis. The incidence of hip fractures increases with each decade among patients in their 60s to patients in their 90s for both women and men of all populations. Men and women older than 80 years of age show the highest incidence of hip fractures.
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In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.
ATP yield per molecule of glucose at each stage of cellular respiration.
Graph showing the relationship between the freezing point of the coolant and the percentage of ...
Ways to Measure Percentage of Body Fat
Investment in Computers as a Percentage of GDP, 1982–2009
Percentage of higher-income Canadian households
Percentage of youth age 15 to 19 years with at-risk levels of body composition & fitness