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Pilbeam, David – Scientific American, 1984
Discusses the divergence of apes from the Old World monkeys and the later divergence of humans from apes. Contrasts current views with those held approximately five years ago. Topics considered include hominoid evolution, hominoid radiation, dryomorphs and ramamorphs, appearance of the first hominids, and adaptive radiation of these hominids. (JN)
Descriptors: Biology, Evolution, Paleontology, Physical Development
Cole, John R., Ed.; Godfrey, Laurie R., Ed. – Creation/Evolution, 1985
This document points out that creationists claim that humans and dinosaurs lived together in Texas just before Noah's flood by citing alleged human footprints found side-by-side with those of dinosaurs in the Cretaceous limestone of the Paluxy River near Glen Rose, Texas. An investigation was conducted to determine if this claim were true.…
Descriptors: Creationism, Evolution, Paleontology, Religious Factors
Wilson, Allan C. – Scientific American, 1985
Discovery that mutations accumulate at steady rates over time in the genes of all lineages of plants and animals has led to new insights into evolution at the molecular and organismal levels. Discusses molecular evolution, examining deoxyribonuclei acid (DNA) sequences, morphological distances, and codon rate of change. (DH)
Descriptors: Biology, College Science, Cytology, DNA
Diamond, Jared – Discover, 1983
Speculates why animals have not developed wheels in place of inefficient legs. One study cited suggests three reasons why animals are better off without wheels: wheels are efficient only on hard surfaces, limitation of wheeled motion due to vertical obstructions, and the problem of turning in spaces cluttered with obstacles. (JN)
Descriptors: Anatomy, Animal Behavior, Animals, Evolution
Peer reviewed Peer reviewed
Padian, Kevin – Reports of the National Center for Science Education, 1997
Discusses the approach of creationist groups to the distortion of science and the selective presentation of often-apocryphal evidence. Argues that the strategy is persuasive to those poorly educated in science, that people like to be persuaded that their views are right, and that they are intelligent people capable of figuring out science for…
Descriptors: Biblical Literature, Creationism, Credibility, Evolution
Siever, Raymond – Scientific American, 1983
Discusses how the earth is a dynamic system that maintains itself in a steady state. Areas considered include large/small-scale earth motions, geologic time, rock and hydrologic cycles, and other aspects dealing with the changing face of the earth. (JN)
Descriptors: College Science, Earth Science, Evolution, Fluid Mechanics