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  1. From the June 11, 1932, issue

    BUTTERFLIES, “WINGED JEWELS,” ARE GEMS AT START OF LIFE Butterflies have been called “winged jewels” so often that the conceit can hardly be considered poetic any longer. Yet the appropriateness of the old metaphor receives new confirmation when we look at the egg of a butterfly, which represents the humblest beginning of its career of […]

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  2. Mendel’s Genetics

    The Mendel Museum of Genetics in the Czech Republic offers a well-illustrated online exhibition devoted to Gregor Mendel’s life and work. Pages are devoted to such topics as the mathematics of inheritance and Mendel’s genetics garden. Genetics-inspired artworks are featured in the gallery of contemporary art. Go to: http://www.mendel-museum.org/eng/1online/

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  3. Chemistry

    Oxidized plutonium reaches a higher state

    A new understanding of the basic chemistry of plutonium could affect the way nuclear waste is stored.