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DK Earth: Climate

WHAT AFFECTS AN AREA’S CLIMATE? WHY DO TROPICAL REGIONS HAVE HOT CLIMATES? WHAT IS A CONTINENTAL CLIMATE? FIND OUT MORE Every part of the world has its own climate—a characteristic…

Kendrew, John Cowdery

(Encyclopedia) Kendrew, John Cowdery, 1917–97, British biochemist, grad. Cambridge (Ph.D. 1949). He was a fellow of Peterhouse College at Cambridge from 1947 to 1975 and was scientific adviser to the…

The Doors

rock group Rock group remembered for its dark, poetic lyrics, psychedelic guitars, and the drug-induced antics of singer Jim Morrison. Morrison met keyboardist Ray Manzarek at UCLA in the mid-…

DK Space: Astronomy

WHEN DID PEOPLE FIRST STUDY THE SKY? WHAT DO ASTRONOMERS STUDY TODAY? TELESCOPESFIND OUT MOREAstronomy is the science that studies the stars and all the other bodies (objects) in space. The…

DK Science: Cameras

PINHOLE CAMERAFILM CAMERAMILESTONES OF PHOTOGRAPHYPHOTOGRAPHIC FILMDIGITAL PHOTOGRAPHYFIND OUT MOREA camera is a device that records pictures. It consists of a sealed box that catches the light…

Huber, Robert

(Encyclopedia) Huber, RobertHuber, Roberth&oomacr;ˈbər [key], 1937–, German biochemist. After receiving his doctorate at Munich Technical Univ., he worked both there and at the Max Planck…

Hevesy, Georg von

(Encyclopedia) Hevesy, Georg vonHevesy, Georg vongāˈôrkh fən hĕˈvĕshē [key], 1885–1966, Hungarian physicist and chemist. He received the 1943 Nobel Prize in Chemistry for his work on the use of…