Daily Content Archive
(as of Monday, February 13, 2017)| Word of the Day | |||||||
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conversant
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| Article of the Day | |
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 Gaston PlantéIn 1859, French physicist Gaston Planté invented the lead acid battery, the world's first rechargeable electric battery and the forerunner of the modern automobile battery. His early model consisted of two sheets of coiled lead soaked in sulfuric acid, but he soon revised this design, and just a year later, he presented a nine-cell version to the Academy of Sciences. What mechanical device did Planté invent as part of his investigation into the differences between static and dynamic electricity? More... | |
| This Day in History | |
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 Nashville Sit-Ins Begin (1960)Just before it became first major Southern US city to begin integrating public spaces, Nashville was the scene of a months-long peaceful protest at the lunch counters of the city's department stores. Scores of African-American college students calmly occupied seats at the counters while employees refused to serve them. Some protesters were assaulted or jailed. That May, the counters were desegregated. The protesters' code of conduct became a model for other demonstrations. What did it say? More... | |
| Today's Birthday | |
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 Sir Joseph Banks (1743)Banks was a British naturalist, botanist, and patron of the sciences. After inheriting a large fortune in his early 20s, he began traveling extensively, collecting plant and natural history specimens. He outfitted and accompanied James Cook's voyage around the world, during which time he collected many biological specimens that had never before been classified. His herbarium, one of the most important in existence, and library are now at the British Museum. What plant genus was named after him? More... | |
| Quotation of the Day | |
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 To attain happiness in another world we need only to believe something, while to secure it in this world we must do something.Charlotte Perkins Gilman (1860-1935) | |
| Today's Holiday | |
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 Parentalia (2021)This was an ancient Roman festival held in honor of the manes, or souls of the dead—in particular, deceased relatives. It began a season for remembering the dead, which ended with the Feralia on February 21. This week was a quiet, serious occasion, without the rowdiness that characterized other Roman festivals. Everything, including the temples, closed down, and people decorated graves with flowers and left food—sometimes elaborate banquets—in the cemeteries in the belief that it would be eaten by the spirits of the deceased. More... | |