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3,585 results

3,585 results for: assessments

  1. Puppy tests flunk long-term checkups

    A follow-up study of dog-personality tests suggests that they don't have the predictive power many puppy purchasers expect.

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  2. Yikes! The Lichens Went Flying

    Tales from the dark (and frequently crunchy) side of biodiversity.

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  3. Health & Medicine

    Do zinc lozenges shorten common colds?

    People taking zinc to fight a cold report less coughing, less nasal discharge, and a shorter cold than do people getting a placebo.

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  4. Earth

    New Concerns about Phthalates

    Boys may face an eventual reproductive risk from exposure to some of the ingredients that go into many common plastics, cosmetics, and medical supplies.

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  5. Earth

    High-Flying Science, with Strings Attached

    In the hands of scientists, kites do serious data gathering.

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  6. Risky Business

    The science of decision making grapples with sex, race, and power.

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  7. Snap, Crackle, and Feel Good?

    Magnetic fields that map the brain may also treat its disorders.

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  8. Physics

    Breaking the Law

    Can quantum mechanics + thermodynamics = perpetual motion?

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  9. Humans

    Of Rats, Mice, and Birds

    Fireworks erupt over an extension of rules to protect lab animals.

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