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Dawkins, Richard

(Encyclopedia) Dawkins, Richard (Clinton Richard Dawkins), 1941– British evolutionary biologist and ethologist, b. Kenya, Ph.D. Oxford, 1966. He was a research assistant under Nikolaas Tinbergen at…

Drago, Luis María

(Encyclopedia) Drago, Luis MaríaDrago, Luis Maríal&oomacr;ēsˈ märēˈä dräˈgō [key], 1859–1921, Argentine statesman, jurist, and writer on international law. As minister of foreign affairs under…

uniformitarianism

(Encyclopedia) uniformitarianism, in geology, doctrine holding that changes in the earth's surface that occurred in past geologic time are referable to the same causes as changes now being produced…

tuning systems

(Encyclopedia) tuning systems, methods for assigning pitches to the twelve Western pitch names that constitute the octave. The term usually refers to this procedure in the tuning of keyboard…

flag

Introduction flag, piece of cloth, usually bunting or similar light material, plain, colored, or bearing a device, varying in size and shape, but often oblong or square, used as an…

Weather

Weather Get information on meteorology, climate, extreme temperatures and precipitation as well as weather disasters, including hurricanes, tornadoes, and lightning Weather History…

Atomic Theory

A theory of the structure and behavior of atoms has taken more than two millenia to evolve, from the abstract musings of ancient Greek philosophers to the high-tech experiments of modern…

The Cold War | Civics: Links to History

Links to History: The Cold War 1945 1945 Soviet army marches into Berlin; the German capital city falls. World War II ends. Soviet Union, United States, Great Britain, and France…

'Superheavy' Discovery

New elements pave the way for isotopes Victor Ninov (left) and Ken Gregorich were part of the team to discover elements 118 and 116. Related Links Chemical ElementsWeighty Discovery Recent…

robot

(Encyclopedia) robot or automatonrobotôtämˈətänˌ [key] mechanical device designed to perform the work generally done by a human being. The Czech dramatist Karel Čapek popularized the expression […