News

  1. 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
  2. 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
  3. Health & Medicine

    Molecule may reveal ovarian cancer

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

    By Nathan Seppa
  4. Earth

    Uranium recorded in high-altitude ice

    An international team of scientists has analyzed a lengthy core of ice and snow drilled from atop Europe's tallest mountain to produce the first century-long record of uranium concentrations in a high-altitude environment.