News

  1. Health & Medicine

    Long-term ecstasy use impairs memory

    Extended use of the illicit drug called MDMA or ecstasy exacerbated memory problems in users aged 17 to 31, none of whom reported alcohol dependence.

    By Nathan Seppa
  2. Health & Medicine

    Peptide puts mouse arthritis out of joint

    A compound called vasointestinal peptide, which binds to immune system T cells and macrophages, thwarts arthritis in mice.

    By Nathan Seppa

  3. Dolphins may seek selves in mirror images

    Dolphins apparently recognize their own reflections.

    By Bruce Bower

  4. For some birds, Mr. Wrong can be alright

    What looks like the ultimate bad choice in romance—a mate from a different species—in some conditions may not be so dumb after all.