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Pulog, Mount

(Encyclopedia)Pulog, Mount po͞oˈlōg [key], peak, 9,606 ft (2,928 m) high, NW Luzon, the Philippines, in the Cordillera Central. It is the second highest point in the Philippines. ...

Waianae Mountains

(Encyclopedia)Waianae Mountains wīänäˈā [key], volcanic range, along SW side of Oahu island, Hawaii. It rises to Mt. Kaala (4,025 ft/1,227 m), the highest point on the island. ...

Aries

(Encyclopedia)Aries ârˈēz [key] [Lat.,=the ram], constellation lying on the ecliptic (the sun's apparent path through the heavens) between Taurus and Pisces; it is one of the constellations of the zodiac. It con...

Erie, city, United States

(Encyclopedia)Erie, city (2020 pop. 94,831), seat of Erie co., NW Pa., on Lake Erie; inc. as a city 1851. Pennsylvania's only port on the Great Lakes, Erie is a busy ...

Bourbaki, Nicolas

(Encyclopedia)Bourbaki, Nicolas, pseudonym under which a group of 20th cent. mathematicians has written a series of treatises on pure mathematics. The mathematicians have all been associated with the Ecole Normale ...

Taylor, Maxwell Davenport

(Encyclopedia)Taylor, Maxwell Davenport, 1901–87, U.S. general, b. Keytesville, Mo., grad. West Point, 1922. In World War II he served in Europe with the 82d Airborne Division and as commander of the 101st Airbor...

meteor shower

(Encyclopedia)meteor shower, increase in the number of meteors observed in a particular part of the sky. The trails of the meteors of a meteor shower all appear to be traceable back to a single point in the sky, kn...

infinity

(Encyclopedia)infinity, in mathematics, that which is not finite; it is often indicated by the symbol ∞. A sequence of numbers, a1, a2, a3, … , is said to “approach infinity” if the numbers eventually b...

pen

(Encyclopedia)pen, pointed implement used in writing or drawing to apply ink or a similar colored fluid to any surface, such as paper. Various kinds of pens have been used since ancient times. Reeds that were slit ...

Rodgers, Bill

(Encyclopedia)Rodgers, Bill, 1947–, American distance runner, b. Hartford, Conn. He helped to popularize distance running in the U.S. He won the Boston Marathon and the New York City Marathon four times each betw...