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1 天前 · Robert James Fischer (March 9, 1943 – January 17, 2008) was an American chess grandmaster and the eleventh World Chess Champion. A chess prodigy, he won his first of a record eight US Championships at the age of 14. In 1964, he won with an 11–0 score, the only perfect score in the history of the tournament. Qualifying for the 1972 World ...
- Robert James Fischer
- 1972–1975
- 2785 (July 1972)
- Grandmaster (1958)
1 天前 · Fibonacci sequence. A tiling with squares whose side lengths are successive Fibonacci numbers: 1, 1, 2, 3, 5, 8, 13 and 21. In mathematics, the Fibonacci sequence is a sequence in which each number is the sum of the two preceding ones. Numbers that are part of the Fibonacci sequence are known as Fibonacci numbers, commonly denoted Fn .
1 天前 · The leopard ( Panthera pardus) is one of the five extant species in the genus Panthera. It has a pale yellowish to dark golden fur with dark spots grouped in rosettes. Its body is slender and muscular reaching a length of 92–183 cm (36–72 in) with a 66–102 cm (26–40 in) long tail and a shoulder height of 60–70 cm (24–28 in).
2 天前 · A glass of cow milk. Cows in a rotary milking parlor. Milk is a white liquid food produced by the mammary glands of mammals and the caecilian Siphonops annulatus. [1] It is the primary source of nutrition for young mammals (including breastfed human infants) before they are able to digest solid food. [2]
22 小時前 · Chicago is the most populous city in the U.S. state of Illinois and in the Midwestern United States.With a population of 2,746,388 in the 2020 census, it is the third-most populous city in the United States after New York City and Los Angeles.As the seat of Cook County, the second-most populous county in the U.S., Chicago is the center of the Chicago metropolitan area, often colloquially ...
1 天前 · Clarence Thomas (born June 23, 1948) is an American lawyer and jurist who serves as an associate justice of the Supreme Court of the United States. He was nominated by President George H. W. Bush to succeed Thurgood Marshall and has served since 1991. After Marshall, Thomas is the second African American to serve on the Supreme Court and has ...
2 天前 · Etymology The word psychopathy is a joining of the Greek words psyche (ψυχή) "soul" and pathos (πάθος) "suffering, feeling". The first documented use is from 1847 in Germany as psychopatisch, and the noun psychopath has been traced to 1885. In medicine, patho-has a more specific meaning of disease (Thus pathology has meant the study of disease since 1610, and psychopathology has meant ...
