News

  1. Health & Medicine

    A new polio vaccine joins the fight to vanquish the paralyzing disease

    Work on the ground to vaccinate children continues in the push to finally eradicate polio.

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  2. Chemistry

    This weird chemical bond acts like a mash-up of hydrogen and covalent bonds

    Chemistry students are taught that hydrogen bonds and covalent bonds are distinct, but a new study shows they exist on a continuum.

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  3. Genetics

    Some identical twins don’t have identical DNA

    Mutations arising early in development may account for genetic differences between identical twins.

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  4. Anthropology

    Ice Age hunters’ leftovers may have fueled dog domestication

    Ancient people tamed wolves by feeding them surplus game, researchers suggest.