(Encyclopedia) blackbody, in physics, an ideal black substance that absorbs all and reflects none of the radiant energy falling on it. Lampblack, or powdered carbon, which reflects less than 2% of…
Zappa, Frank Vincent
(Encyclopedia) Zappa, Frank Vincent, 1940-1993, American guitarist, bandleader, and composer, b. Baltimore, Md. Zappa's family relocated several…
(Encyclopedia) Weegee, pseud. of Arthur Fellig, 1899–1968, American photojournalist, b. Zolochiv, Ukraine (then in Austria-Hungary) as Usher Fellig. His family immigrated (1910) to New York City,…
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The universe is believed to have originated about 15 billion years ago as a dense, hot globule of gas expanding rapidly outward. At that time, the universe contained nothing but hydrogen and a small…
Muhammad Ali Timeline The ups and downs of the champ's career by Mike Morrison 1942 Born Cassius Marcellus Clay, Jr., on Jan. 17, in Louisville, Ky., to Odessa and…
WHY WAS THE MIDDLE EAST SUCH A RICH PRIZE? BABYLONIANSHITTITESHEBREWSASSYRIANSFIND OUT MOREFrom around 2000 BC, rival peoples in the Middle East fought to either conquer or defend land. Some,…
