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  1. Health & Medicine

    Vaccine makes headway against trachoma

    An experimental immunization might someday aid public health efforts to counter a blinding disease.

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  2. Chemistry

    Cloud seeding by trees could alter precipitation, climate

    Some tree pollens shed molecules that can affect precipitation.

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  3. Life

    Fossil moth reveals colorful hue

    Paleontologists deduce how ridges on the creature’s wings would have reflected light.

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  4. Space

    European Planetary Science Conference and AAS Division for Planetary Sciences

    News from a joint conference held October 2-7 in Nantes, France.

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  5. Too smart to fail: Why people think they’re so great

    A lot of the world’s biggest problems are what you might call crises of overconfidence.