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  • Vision by Man and Machine

    How does an animal see? How might a computer do it? A study of stereo vision guides research on both these questions. Brain science suggests computer programs; the computer suggests what to look for in the brain

    Tomaso Poggio| April 1, 1984|

  • The Tornado

    This intense whirlwind has been one of the most elusive phenomena in meteorology. New observation techniques are now revealing how it is spawned by a thunderstorm and promise to uncover the flow inside

    John T. Snow| April 1, 1984|

  • The Nesting Behavior of Dinosaurs

    The discovery of large numbers of dinosaur eggs and skeletons of young dinosaurs at two sites in Montana has led to a novel interpretation of the social relations of these extinct reptiles

    John R. Horner| April 1, 1984|

  • The Diamond-Anvil High-Pressure Cell

    This ingenious device makes it possible to replicate the pressure near the core of the earth by turning a thumbscrew. Its widespread application has revolutionized the study of high-pressure phases

    A. Jayaraman| April 1, 1984|

  • Prehistoric Rice Cultivation in Southeast Asia

    Recent archaeological work in the region demonstrates that the domestication of the grain led to the rise of city-states and the development of trade contacts with India and China

    C. F. W. Higham| April 1, 1984|

  • Molecular Clouds, Star Formation and Galactic Structure

    Radio observations show that the giant clouds of molecules where stars are born are distributed in various ways in spiral galaxies, perhaps accounting for the variation in their optical appearance

    Nick Scoville and Judith S. Young| April 1, 1984|

  • Cell-Adhesion Molecules: A Molecular Basis for Animal Form

    Molecules mediating cell-to-cell adhesion appear dynamically during development. They may regulate cell movements and tissue placements that govern both the shape of the embryo and the formation of organs

    Gerald M. Edelman| April 1, 1984|

  • Breast Feeding

    Its contraceptive effect is increasingly forgotten in the worldwide trend toward bottle feeding. In many developing nations the result is a rise in the rate of population growth and poorer infant health

    R. V. Short| April 1, 1984|

« March 1984 May 1984 »

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