News

  1. Health & Medicine

    Hepatitis B drug creates HIV resistance

    A hepatitis B drug spurs resistance to HIV drugs in people infected with both diseases.

    By Carolyn Barry
  2. Chemistry

    Gooey solution to a sticky problem

    A new, gooey, and potentially useful protein has been extracted from the bodies of jellyfish that overpopulate the seas around Japan.

    By Sarah Webb
  3. Planetary Science

    Dust delays Martian rover

    A dust storm has delayed the descent of the Mars rover Opportunity into Victoria crater.

    By Ron Cowen
  4. Health & Medicine

    Mouse method turns skin cells to stem cells

    Reprogrammed mouse skin cells that act as stem cells may offer an alternative for research involving embryos.