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Overview

basic rest-activity cycle

A biological rhythm of waxing and waning alertness with a period of approximately 90 minutes in humans. During sleep it controls the cycles of REM and slow-wave sleep. Also called the ...

Science

Science   Reference library

Encyclopedia of Rhetoric

Reference type:
Subject Reference
Current Version:
2006
Subject:
Language reference, Linguistics
Length:
7,139 words

...elite literary forms came from popular genres. At the end of the century, empirical students of the rhetoric of science have admitted that the production and consumption cycles of texts in the natural sciences are like those of the mass media. From patterns discerned in the Science Citation Index , the “harder” the science, the more its research specialties resemble fads in their life cycles. By contrast, research specialties in the “softer” sciences have long half-lives, so that it is unclear when they definitively go out of fashion. This probably reflects...

Classical rhetoric

Classical rhetoric   Reference library

Encyclopedia of Rhetoric

Reference type:
Subject Reference
Current Version:
2006
Subject:
Language reference, Linguistics
Length:
16,967 words

...loved and thought a valuable exercise, but which he saw growing morally and artistically decadent. In his first preface (section 7), he suggests three possible reasons for decline: the growth of luxury and laziness, less utility for rhetorical skills in real life, and the fatal cycles of history in which decline inexorably follows rise. A number of other writers, including Philo , Velleius Paterculus , Petronius , Persius , Quintilian , and Tacitus , as well as the writer known as Longinus, comment on “the decline of eloquence” during the early centuries...

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