News

  1. Life

    Dinosaur embryos were restless, speedy growers

    Hundreds of fossils found in China suggest some unhatched dinos kicked their legs.

    By Erin Wayman
  2. Life

    A giant tortoise by any other name

    Long, heated battle ends with a moniker for the Indian Ocean reptile.

    By Susan Milius
  3. Health & Medicine

    Ovarian cancer drug candidate passes early clinical test

    An experimental medicine that uses a seek-and-destroy design to kill tumor cells may help some patients who face a recurrence.

    By Nathan Seppa
  4. Humans

    Penis size does matter

    Women tend to consider men with lengthier members more visually attractive.

    By Rachel Ehrenberg
  5. Life

    Molecule in meat may increase heart disease risk

    Gut bacteria transform compound into artery hardener.