Uncategorized

  1. Life

    Compass creatures

    Herds of grazing and resting deer and cattle tend to align themselves with the Earth’s magnetic field, a hint that the large mammals can somehow sense the invisible field.

    By Sid Perkins
  2. Chemistry

    Popular plastics chemical poses further threat

    The chemical bisphenol A may raise the risk of heart attacks and type 2 diabetes by suppressing a protective hormone.

    By Rachel Ehrenberg
  3. Life

    Finding health in fragility

    A unifying principle for protein networks' weaknesses could aid development of new drugs.

    By Patrick Barry
  4. Health & Medicine

    Stem cells, show your face

    As researchers develop ways of reprogramming adult cells, such as skin cells, to have the same flexibility as embryonic stem cells, this new test shows that the reprogrammed stem cells are truly capable of becoming any cell in the body.