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  1. Planetary Science

    Music to alien ears

    Saturn's moon Titan may be the best rock concert venue in the solar system, according to computer simulations of sound propagation on other worlds.

    By Davide Castelvecchi
  2. Physics

    Stradivari’s secrets

    Three-dimensional imaging of a classic violin's vibrations explains the instrument's superior ability to direct sound to the audience.

    By Davide Castelvecchi
  3. Chemistry

    A sweet way to replace petroleum?

    Thanks to a new chemical process, many products now manufactured from petroleum could one day be made from sugar molecules.

    By Sid Perkins
  4. Health & Medicine

    Nerves are key to longevity effect

    The life-extending effect that some animals get from calorie-restricted diets may depend on signals from the brain.