News

  1. Life

    As cells age, the nucleus lets the bad guys in

    A study tracks a growing 'leakiness' in the membrane of the cell nucleus that could contribute to aging and even to diseases such as Parkinson's and Alzheimer's.

    By Laura Sanders
  2. Humans

    Life expectancy up when cities clean the air

    Study shows people live longer after fine-particulate air pollution is reduced.

    By Rachel Ehrenberg
  3. Life

    Three deep-sea fish families now one

    Male and young whalefish look so different from females that scientists had mistakenly put them all in different families.

    By Susan Milius
  4. Earth

    Antarctica is getting warmer too

    Satellite data show most of the continent is following worldwide trend.