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All Articles for Magazine issue 1982 (Volume 13, No. 4)
Year (Volume & No.)TitleAbstractAuthorDownload
1982 (Volume 13, No. 4)Agriculture's Origins: The Seeds of AgricultureEvidence found at desert sites in Egypt suggests that rudimentary agriculture began there some 18,000 years ago. Some archeologists remain skeptical.Sam IkerPDF
1982 (Volume 13, No. 4)Integrated Optics: Integrated Optics: A Communications RevolutionIntegrated optical devices will do much that integrated electronic circuits now do. The problem of the optical switching transistor may set the limit. Optical switching transistors.Mort LaBrecquePDF
1982 (Volume 13, No. 4)Plant Evolution: To Land, To seed, To FlowerPlants had to conquer the earth's rocky terrain to set the world stage for the animal life that came along next.Boyce RensbergerPDF
1982 (Volume 13, No. 4)Summer Storms: Ice in the Summer SkyIn a massive, coordinated effort, scientists are exploring the dynamics of summer storms. How ice forms in storm clouds and in turn influences cloud formation is high on the list of questions. A known mechanism.Henry LansfordPDF
1982 (Volume 13, No. 4)Superluminal Motion: Faster Than the Speed of Light?The appearance of superluminal motion observed in some quasars and galaxies must be an illusion. If not, the laws of physics will have to be rewritten.Edward EdelsonPDF
1982 (Volume 13, No. 4)Trails In The Sea: Born to NavigateMany marine species come armed with senses that enable them to perform feats of navigation for which humans need batteries of sophisticated instruments.William CromiePDF


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