News

  1. Health & Medicine

    Retina can help reveal brain health

    Among older women, diseased blood vessels at the back of the eye are linked to lower scores on mental tests and other signs of possible ministrokes.

    By Laura Sanders
  2. Earth

    Greek volcano reawakens

    Potential eruption wouldn’t be anything like Santorini’s storied Bronze Age blowout, scientists say.

    By Alexandra Witze
  3. Life

    Size doesn’t matter for crayfish’s one-two crunch

    Biological deception may give crustaceans an advantage during a fight.

    By Rebecca Cheung
  4. Humans

    Teens win big at science competition

    The top awards in the 2012 Intel Science Talent Search go to young scientists working on cancer, innovative sources of energy and behavioral genetics.