Blood is approximately twice as thick as water because of the cells and other components found in it.
Did you know?
Cocaine was isolated in 1860 and first used as a local anesthetic in 1884. Its first clinical use was by Sigmund Freud to wean a patient from morphine addiction. The fictional character Sherlock Holmes was supposed to be addicted to cocaine by injection.
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Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.
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Green tea is able to stop the scent of garlic or onion from causing bad breath.
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Interferon was scarce and expensive until 1980, when the interferon gene was inserted into bacteria using recombinant DNA technology, allowing for mass cultivation and purification from bacterial cultures.
A farmer with a pitchfork, wearing a hat identifying him as a Granger, warns of an oncoming “Consoli
Invasive species and the biodiversity loss
Tia, an African-American mother of two school-aged children
American Government: Roots and Reform, 2009 Edition
Foundations of American Education: Becoming Effective Teachers in Challenging Times