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  1. Ecosystems

    New Farmers: Salt marsh snails plow leaves, fertilize fungus

    A salt marsh snail works the leaves of a plant in what researchers say looks like a simple form of farming.

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  2. Physics

    Doppler Toppler: Experiment upends normal frequency shift

    The expected drop in frequency of a signal from a receding source—the Doppler effect—becomes a frequency increase when a high-current electric pulse creates extraordinary electromagnetic conditions in a web of electrical components.

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  3. 19362

    Your article uses the words “placebo therapies such as supportive counseling.” I think that people in the profession and people who have been paying for such therapy would disagree with the characterization.