News

  1. Tech

    Cleanup Speedup: Device improves oil-spill recovery

    By adding grooves to the surface of a common oil-skimming device, researchers recovered up to three times as much oil as they do with smooth-surfaced devices.

    By Aimee Cunningham
  2. 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
  3. 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
  4. 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.