The modern decimal position system was the invention of the Hindus (around 800 AD), involving the placing of numerals to indicate their value (units, tens, hundreds, and so on).
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Today, nearly 8 out of 10 pregnant women living with HIV (about 1.1 million), receive antiretrovirals.
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The average office desk has 400 times more bacteria on it than a toilet.
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Approximately 70% of expectant mothers report experiencing some symptoms of morning sickness during the first trimester of pregnancy.
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In 1844, Charles Goodyear obtained the first patent for a rubber condom.
Striking examples where high surface area releases heat.
Mary Cassatt, Study for In the Loge.
Leonardo da Vinci, Study of a Woman's Head or of the Angel of the Vergine delle Rocce.
Global Stratification: Income of the World's Nations
Major Types of Hydrogen Bonds Found in Biomolecular Interactions