News

  1. Space

    Newfound neighbor to solar system is a cool slacker

    Researchers have found the closest brown dwarf to Earth and the coolest yet seen, raising the possibility that the nearest starlike body to the solar system may be a brown dwarf rather than a star.

    By Ron Cowen
  2. Health & Medicine

    Walnuts may slow prostate cancer

    More news from the American Chemical Society meeting.

    By Janet Raloff
  3. Life

    Fruit flies turn on autopilot

    High-speed video reveals the aerodynamics behind the insects’ maneuverability.

    By Lisa Grossman
  4. Health & Medicine

    Vaccine works against type 1 diabetes in mouse experiments

    Researchers uncover a self-regulating feature of the immune system.