News

  1. Health & Medicine

    Risky Flames: Firefighter coronaries spike during blazes

    A disproportionate number of heart disease deaths among firefighters occur during blazes.

    By Brian Vastag
  2. Physics

    Closer to Vanishing: Bending light as a step toward invisibility cloaks

    Invisibility cloaks may be a long shot, but new optical tricks could help in the design of future computers.

    By Davide Castelvecchi
  3. Chemistry

    Waistline Worry: Common chemicals might boost obesity

    A family of chemicals implicated in testosterone declines may also be contributing to recent spikes in obesity and diabetes.

    By Aimee Cunningham
  4. Earth

    Young and Restless: Ancient Earth shows moving crust

    The oldest rocks in the world show that Earth's shifting crust began its tectonic movements almost 4 billion years ago.