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All Articles for Magazine issue 1986 (Volume 17, No. 4)
Year (Volume & No.)TitleAbstractAuthorDownload
1986 (Volume 17, No. 4)Antigravity: A Different Kind of GravityA new experiment with antimatter may provide evidence for a quantum form of gravity far more complex than the long-accepted Newtonian-Einsteinian model. In the matter of antimatter.Arthur FisherPDF
1986 (Volume 17, No. 4)Extinctions: Mass Extinctions: the Biological SideGoaded by a proliferation of persuasive catastrophe theories with which they cannot agree, paleontologists of many stripes are beginning to document the stories of the mass extinctions that have punctuated the evolution of the earth's life forms. The question of periodicity. Ben PatruskyPDF
1986 (Volume 17, No. 4)Fractal Applications: Fractal Applications IFractals are far more than the fantastic fruits of the crossmatching of geometric theory and computer graphics. Both the spawn and the seed of a mathematical revolution, they are influencing an increasing range of scientific undertakings. The Mandelbrot set. Mort LaBrecquePDF
1986 (Volume 17, No. 4)Quantum Mechanics: Action at a distance: A dissentAction at a distanceletterPDF
1986 (Volume 17, No. 4)Superstrings: A Profound Theory Lurking . . .A theory of point-sized oscillating superstrings is giving quark theory and the onion (or wheel-in-a-wheel) model of the physical universe a run for their money. The race is not necessarily heading toward achieving a model that has the largest number either of dimensions or of supposedly fundamental particles. Desperately seeking superstrings? One-loop finiteness Margaret SilbarPDF


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