News

  1. Health & Medicine

    Human sweat packs a germ-killing punch

    Sweat glands secrete a microbe-killing protein.

    By John Travis
  2. Chemistry

    Chemists Try for Cleaner Papermaking

    Chemists have developed a novel technology that could help clean up the papermaking process.

    By Jessica Gorman
  3. Astronomy

    After a martian dust storm

    The largest dust storm seen on Mars in more than 2 decades is now beginning to wane.

    By Ron Cowen
  4. Astronomy

    Tracking the path of a black hole

    Astronomers have for the first time measured the motion of a small black hole and a companion star speeding through our galactic neighborhood.

    By Ron Cowen
  5. Health & Medicine

    Anti-inflammatory drug may unleash TB

    The anti-inflammatory drug infliximab, also called Remicade, can cause hidden tuberculosis to flare up.