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period, in physics

(Encyclopedia)period, in physics: see harmonic motion; wave. ...

Eyzies-de-Tayac, Les

(Encyclopedia)Eyzies-de-Tayac, Les lā zāzēˈ-də-tīäkˈ [key], or Les Eyzies, village, Dordogn...

Torbay

(Encyclopedia)Torbay, borough and unitary authority (1991 pop. 54,430), SW England. The borough comprises the towns of Torquay, Paignton, and Brixham. On Tor Bay is a noted tourist resort area, known as the “Engl...

Solutré-Pouilly

(Encyclopedia)Solutré-Pouilly sôlütrāˈ-po͞oyēˈ [key], village (1993 est. pop. 350), Saône-et-Loire dept., E central France, in Burgundy. It is known for its white wines. It is the site of a rock shelter an...

period, in geologic time

(Encyclopedia)period, unit of time on the geologic timescale. Periods are shorter than an era and longer than an epoch. Periods are of variable length, generally lasting tens of millions of years, with characterist...

wheel

(Encyclopedia)wheel. Through the many millennia of the Paleolithic period and the Neolithic period no use of the wheel was known to humans. Its use was not known to the Native Americans until the Europeans introduc...

burial

(Encyclopedia)burial, disposal of a corpse in a grave or tomb. The first evidence of deliberate burial was found in European caves of the Paleolithic period. Prehistoric discoveries include both individual and comm...

Boucher de Crèvecœur de Perthes, Jacques

(Encyclopedia)Boucher de Crèvecœur de Perthes, Jacques də krĕvkörˈ də pĕrt [key], 1788–1868, French writer and archaeologist. He was the first to provide evidence that humans had existed in the Pleistocen...

Altamira

(Encyclopedia)Altamira: see Paleolithic art.

Lascaux

(Encyclopedia)Lascaux: see Paleolithic art.