News

  1. Planetary Science

    Cavernous findings from Mars

    Images taken by a Mars-orbiting spacecraft show what appear to be caves on the Red Planet.

    By Ron Cowen
  2. Planetary Science

    No Escape: There’s global warming on Mars too

    The overall darkening of Mars' surface in recent decades has significantly raised the Red Planet's temperature, a possible cause for the substantial, recent shrinkage of the planet's southern ice cap.

    By Sid Perkins
  3. Health & Medicine

    Drug-Resistant Flu Detected: Japanese strains appear transmissible

    For the first time, researchers report drug resistance in type B influenza virus and say the drug-resistant strain may jump from person to person.

    By Brian Vastag
  4. Health & Medicine

    Not-So-Artful Dodgers: Countering drug tests with niacin proves dangerous

    Attempts to cleanse illicit drugs from one's body by taking large doses of niacin can cause life-threatening reactions.