News

  1. Life

    Holding back evolution

    Gene mutations that are beneficial on their own combine to slow down progress, new bacterial experiments show.

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  2. Humans

    Ancestral gals roamed, guys stayed home

    Females in two ancient hominid species may have left their home groups to find mates.

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  3. Health & Medicine

    Spotting newborns at risk of hearing loss

    Testing for cytomegalovirus in saliva of infants can identify those harboring the virus, a new study shows.

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  4. Life

    Go deep, small worm

    A discovery in a South African mine suggests life can thrive far below the surface.

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  5. Life

    Fish ignore alarming noises in acidifying seawater

    Something about changing ocean chemistry could make young clownfish behave oddly around normally alarming sounds.