Article of the Day Article of the Day is a free service of TheFreeDictionary.com http://www.tammymcgarity.com en-us Farlex, Inc. Fri, 20 Aug 2021 05:00:00 GMT 360 Article of the Day http://www.tammymcgarity.com http://img.tfd.com/modules/thm_aod.png 120 60 Fri, 20 Aug 2021 05:00:00 GMT Paternosters https://encyclopedia.thefreedictionary.com/paternoster //encyclopedia.thefreedictionary.com/paternoster#2021 A paternoster is a passenger elevator that consists of a series of doorless compartments suspended on loop of slow-moving chain that continuously advances. Passengers must step on and off the elevator while it is in motion. Introduced in 1884 as the "Cyclic Elevator," it became popular in Europe but eventually fell out of favor due to serious safety concerns. Paternoster is Latin for "our father," another name for the Lord's Prayer. Why are paternosters named after a Christian prayer? Discuss
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Thu, 19 Aug 2021 05:00:00 GMT Harriet Tubman https://encyclopedia.thefreedictionary.com/Harriet+Tubman //encyclopedia.thefreedictionary.com/Harriet+Tubman#2021 Born Araminta Ross, Tubman escaped slavery in 1849 by the Underground Railroad and almost immediately returned to the South to help others do the same. Hailed as "the Moses of her people," she is believed to have led more than 300 slaves, including her parents and brother, to freedom. During the Civil War, she served the Union in various capacities, including as a nurse and spy. She managed all this despite suffering from debilitating headaches and seizures as a result of what childhood trauma?
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Wed, 18 Aug 2021 05:00:00 GMT The Cheerio Effect https://encyclopedia.thefreedictionary.com/cheerio+effect //encyclopedia.thefreedictionary.com/cheerio+effect#2021 Have you ever wondered why bits of cereal floating in milk tend to clump together or cling to the sides of a bowl? In fluid mechanics, this phenomenon is humorously called the "Cheerio effect," though it applies to any small, wettable object that floats, not just breakfast cereal. It is caused by a combination of buoyancy—the upward force a fluid exerts on an object of lower density—and surface tension—the elastic-like property of a liquid's surface. Where else might one observe this effect?
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