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  1. From the December 12, 1931, issue

    SCIENCE AT THE WORLDS CROSSROADS Everybody has heard of Barro Colorado, the hill that was turned into an island, and was set aside as a great animal sanctuary; but only a few persons have ever set foot on it. In the nature of things, an animal sanctuary cannot be opened to crowds of visitors, so […]

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  2. Wondering About

    Stimulating scientific curiosity is one aim of questions posed at the “Did You Ever Wonder. . ?” Web page, produced by the Lawrence Berkeley Laboratory. Sample questions: How would you rebuild the surface of a cell, and how can you carve with light? Answers to the questions, colorfully illustrated and presented in language accessible to […]

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  3. Health & Medicine

    Newfound flu protein may kill immune cells

    A dash of serendipity led to the discovery of a new protein, produced by most strains of the influenza A virus.