Daily Content Archive
(as of Monday, September 9, 2019)| Word of the Day | |||||||
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louver
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| Article of the Day | |
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 Solar SailsThe electromagnetic radiation carried by solar wind exerts pressure on surfaces that absorb or reflect it. Though small, this force can be harnessed and used as a form of space propulsion requiring no fuel. Solar sails are lightweight, highly reflective devices that harness this force and, when attached to spacecrafts, may be used to modify their orbits, perform fine trajectory corrections, and even drive interplanetary flights. Has a working solar sail ever been successfully tested? More... | |
| This Day in History | |
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 Elvis Presley Appears on The Ed Sullivan Show (1956)Presley was one of the 20th century's most popular American singers. His first national television appearance was in 1955 on Jackie Gleason's Stage Show, but it was his 1956 appearance on The Ed Sullivan Show that made him a national sensation. His pelvic gyrations caused a scandal but earned him thousands of adoring, often female, fans. That same year he released his first million-selling single, "Heartbreak Hotel," and starred in the first of his 33 movies, which was what? More... | |
| Today's Birthday | |
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 Count Leo Tolstoy (1828)Tolstoy was a Russian novelist and philosopher. Considered one of the world's greatest writers, he is perhaps most famous for his masterpieces, War and Peace, a vast prose epic of the Napoleonic invasion of 1812, and Anna Karenina, about the tragedy of a woman's faith in romantic love. Tolstoy was an anarchist and disapproved of all organizations based on the premise of force, including the government and the church. How many characters are there in War and Peace? More... | |
| Quotation of the Day | |
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 The rain fell alike upon the just and upon the unjust, and for nothing was there a why and a wherefore.W. Somerset Maugham (1874-1965) | |
| Today's Holiday | |
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 U.S. Open (Tennis) (2020)The U.S. Open is the final tournament in the four events that make up the Grand Slam of tennis. The games are played on hard courts at Flushing Meadows Park in Queens, New York. The U.S. National Lawn Tennis Association was established in 1881, and the first official U.S. National Championship was played under its auspices that year in Newport, Rhode Island. The first women's championship was played in 1887. More... | |