News

  1. Health & Medicine

    Antioxidants for greyhounds? Not a good bet

    Antioxidant vitamins that greyhound racers have been giving their animals to boost performance actually slow down the dogs.

    By Janet Raloff
  2. Health & Medicine

    Study fails to link vasectomy to cancer

    Researchers have found that men with prostate cancer are no more likely to have had a vasectomy than healthy men are.

    By Nathan Seppa
  3. Physics

    Paper planes get laser liftoff

    Powering aircraft by remote lasers works—at least on paper.

    By Peter Weiss
  4. Earth

    Study links cancer to Vatican Radio

    Broadcast transmissions from a forest of antennas owned by Vatican Radio, outside Rome, appear to have boosted leukemia incidence in neighboring communities.