News

  1. Calorie Kick: Desire for sweets not only a matter of taste

    Chemical fireworks in the brain's reward system explode in response to calories, independent of flavor, suggests a new study of mice.

    By Amy Maxmen
  2. Planetary Science

    Gassy Geysers: Cassini surveys Saturn’s moon

    NASA's Cassini spacecraft had a close encounter with the giant vapor plume gushing from Saturn's tiny moon Enceladus.

    By Rachel Ehrenberg

  3. Foul Play: Genetics may affect athlete doping tests

    Athletes' genetic makeup may allow them to beat anti-doping tests.

    By Tina Hesman Saey
  4. Planetary Science

    Titan may harbor underground ocean

    Observations by the Cassini spacecraft hint that Saturn's smog-shrouded moon Titan may harbor a global ocean of water and ammonia 100 kilometers below its surface.