News

  1. Health & Medicine

    Phoenix Heart: Replacing a heart’s cells could ease transplants

    Scientists removed all the cells from a dead rat heart, injected new heart cells, and produced a beating heart, paving the way for eventually growing organs for transplantation in humans.

    By Patrick Barry
  2. Health & Medicine

    Getting the Red Out: Drug improves kids’ psoriasis symptoms

    The rheumatoid arthritis drug etanercept clears up psoriasis in children and may become the first systemic medication for the ailment in youngsters.

    By Nathan Seppa
  3. Earth

    Bird’s-eye view of Antarctic ice loss

    Satellite images of Antarctica between 1992 and 2006 indicate that the continent was losing ice much faster at the end of that period than it was a decade before.