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Slave

(Encyclopedia) Slave, river, c.310 mi (500 km) long, Northwest Territories, Canada. It comprises the middle sections of the Mackenzie River system. The river channels the waters of Lake Athabasca and…

Teton , rivers, United States

(Encyclopedia) TetonTetontētŏnˈ [key]. 1 River, 143 mi (230 km) long, rising in several branches in the Rocky Mts., NW Mont., and flowing E to the Marias River. Bynum Reservoir, on a tributary, is a…

Bridgeport

(Encyclopedia) Bridgeport, city (2020 pop. 148,654), Fairfield co., SW Conn., on Long Island Sound; inc. 1836. Long a chief industrial city in…

Block, Adriaen

(Encyclopedia) Block, Adriaen, fl. 1610–24, Dutch navigator. Eager to establish a fur trade with the Native Americans, Amsterdam merchants sent (1613) Block and another Dutch navigator to explore the…

Ralph Boston

Born: May 9, 1939Track & Field medaled in 3 consecutive Olympic long jumps— gold (1960), silver (1964), bronze (1968).

DK Science: Forces

NEWTONSTURNING FORCESCOMBINED FORCESFIND OUT MOREFrom the movements of the planets to the energy produced inside atoms, everything that happens in the Universe is ultimately caused by forces. A…

DK Science: Reptiles

POISONOUS FANGSKOMODO DRAGONCLASS: REPTILIAFIND OUT MOREReptiles are ectothermic (cold-blooded) animals. They cannot generate their own body heat and many bask in the sun to get warm. Tough…

Cell Theory, Form, and Function: Introduction

IntroductionCell Theory, Form, and FunctionIntroductionProkaryotes and EukaryotesVirusesFluid Mosaic Model of Membrane Structure and FunctionCell Cycle: Interphase, Mitosis, Cytokinesis Deep…

Food-Borne Diseases: Camphylobacter

CamphylobacterFood-Borne DiseasesIntroductionE. coli 0157:H7CamphylobacterSalmonellaShigellaListeriaTrichinosis Camphylobacter is the most common cause of food-borne illness. The bacterium was…