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English setter

(Encyclopedia) English setter, breed of large sporting dog developed over hundreds of years in England. It stands about 25 in. (63.5 cm) high at the shoulder and weighs about 60 lb (27.2 kg). Its…

Riding Mountain National Park

(Encyclopedia) Riding Mountain National Park, 1,148 sq mi (2,973 sq km), SW Man., Canada, W of Lake Manitoba; est. 1929. A wooded region with small glacial lakes, on the highest part of the Manitoba…

squash racquets

(Encyclopedia) squash racquets or squash, game played on a four-walled court, 16 ft (4.88 m) high by 181&fslsh;2 ft (5.64 m) wide by 32 ft (9.75 m) long. The back wall, shorter than the front…

Brees, Drew

(Encyclopedia) Brees, Drew (Andrew Christopher Brees)Brees, Drewbrēz [key], 1979–, American football player, b. Austin, Tex. At Purdue in 2000 he quarterbacked the Boilermakers to the Big 10…

Americas, antiquity and prehistory of the

(Encyclopedia) Americas, antiquity and prehistory of the, study of the origins of the aboriginal peoples of the Americas. Archaeologists believe humans had entered and occupied much of the Americas…

pool

(Encyclopedia) pool, game: see billiards.

pointer

(Encyclopedia) pointer, breed of large sporting dog developed in England more than 300 years ago. It stands between 23 and 26 in. (58.4–66.4 cm) high at the shoulder and weighs between 50 and 60 lb (…

Botvinnik, Mikhail Moiseyevich

(Encyclopedia) Botvinnik, Mikhail Moiseyevich, 1911–95, Soviet chess grandmaster, b. near St. Petersburg. He learned chess at the age of 12 and within a decade became the Soviet champion, a title he…

sporting dog

(Encyclopedia) sporting dog, classification used by breeders and kennel clubs to designate dogs bred for pointing, flushing, and retrieving game. These dogs hunt by air scent—as opposed to most…

artificial intelligence

(Encyclopedia) artificial intelligence (AI), the use of computers to model the behavioral aspects of human reasoning and learning. Research in AI is concentrated in some half-dozen areas. In problem…