News

  1. Health & Medicine

    More Evidence of Protection: Circumcision reduces STD risk in men

    Circumcised men are less likely to get sexually transmitted diseases than uncircumcised men are.

    By Nathan Seppa
  2. Tech

    Unstoppable Bot: Armed with self-scrutiny, a mangled robot moves on

    Roboticists have made a walking machine that carries on despite serious damage.

    By Peter Weiss
  3. Astronomy

    Dark Fingerprints: Hubble sheds light on cosmic expansion

    The mysterious cosmic push that's tearing up the universe began revving up about 5 billion years ago.

    By Ron Cowen
  4. Anthropology

    Ancient Gene Yield: New methods retrieve Neandertals’ DNA

    Researchers have retrieved and analyzed a huge chunk of Neandertal DNA.