News

  1. 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
  2. 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
  3. Health & Medicine

    Anti-inflammatory drug may unleash TB

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

    By Nathan Seppa
  4. Health & Medicine

    Molecule may reveal ovarian cancer

    The presence of a protein called prostasin may signal cancer of the ovaries.