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  1. Health & Medicine

    The brew for a slimmer you

    Green tea contains a compound that triggers the body to burn more fat.

    By Janet Raloff
  2. Materials Science

    Small-scale glues stick to surfaces

    Tailored molecular glues can connect together tiny particles for nanotechnology applications.

    By Corinna Wu
  3. Materials Science

    Impurity clouds from all sides now

    For the first time, scientists have obtained detailed, three-dimensional images of line defects in steel.

    By Corinna Wu
  4. Physics

    Matter waves: Be fruitful and multiply

    For the first time, physicists induced atoms to amplify a selected matter wave in a manner analogous to a cascade of photons amplifying the characteristic electromagnetic wave of an optical laser.