News

  1. Health & Medicine

    Implants help heroin addicts kick habit

    Installing a slow-release drug under the skin enables some abusers of illicit and prescription drugs to get through withdrawal, a new study shows.

    By Nathan Seppa
  2. Planetary Science

    A comet’s tail

    Already under observation by astronomers, Hartley 2 will be visible in dark skies when it passes Earth on October 20.

    By Ron Cowen
  3. Life

    Pterosaurs might have soared 10,000 miles nonstop

    Flight analysis suggests ancient reptiles were record setters.

    By Susan Milius
  4. Health & Medicine

    Mice robbed of darkness fatten up

    Time of day can affect calories' impact, a study shows.