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  1. Health & Medicine

    Two drinks a day might increase breast cancer risk

    Two or more alcoholic drinks a day can increase the risk of hormone receptor-positive breast cancer, new research suggests.

    By Nathan Seppa
  2. Health & Medicine

    Tandem Attack

    By attaching a tumor-suppressing protein to a harmless compound, scientists can kill cancer cells in a mouse model.

    By Nathan Seppa
  3. Health & Medicine

    Asperger’s syndrome may not lead to lack of empathy

    People with high-functioning autism respond to others' pain, two studies show.

    By Tina Hesman Saey
  4. Life

    Pockets of Poor Health

    The trend towards longer life expectancy plateaued or reversed in some parts of the U.S.,