News

  1. Health & Medicine

    Many U.S. babies may lack gut bacteria that train their immune systems

    Too little Bifidobacterium, used to digest breast milk, in babies' gut microbiomes can increase their risk of developing allergies and asthma.

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  2. Physics

    No player can return this killer shot. Physics explains how it works

    Squash’s killer “nick shot” has a formula. It’s all about height and timing, a new study shows.

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  3. Health & Medicine

    Mailed self-sample kits boosted cervical cancer screening

    People who are uninsured or part of a minority racial or ethnic group are underscreened for cervical cancer. Mailing them a self-sample kit may help.