Uncategorized

  1. Materials Science

    Vision Quest

    Increasing numbers of people with less-than-perfect vision can now wear contact lenses, thanks to innovations in lens design and materials.

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  2. Animals

    Bees log flight distances, train with maps

    After decades of work, scientists crack two problems of how bees navigate: reading bee odometers and mapping training flights.

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  3. Earth

    DDT treatment turns male fish into mothers

    Injecting into fish eggs an estrogen-mimicking form of the pesticide DDT transforms genetically male medaka fish into apparent females able to lay eggs that produce young.

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  4. Chemistry

    Tums of the Sea

    Ocean scientists question whether the seas can handle rising carbon dioxide concentrations.