News

  1. Earth

    Weather maker

    The North Atlantic's Gulf Stream affects the overlying atmosphere more strongly than previously suspected.

    By Sid Perkins
  2. Health & Medicine

    Roll Up Your Sleeve: Hypertension vaccine passes early test

    An angiotensin vaccine stifles high blood pressure in an early test in people.

    By Nathan Seppa
  3. Astronomy

    State of the Universe: Microwave glow powers cosmic insights

    Radiation left over from the Big Bang offers researchers unprecedented cosmic understanding.

    By Ron Cowen
  4. Plants

    City life changes style of weed seeds

    City living pushes for rapid evolution in the seed strategy of a little yellow flower along French sidewalks.

    By Susan Milius
  5. Health & Medicine

    New technique brings Parkinson’s treatment closer

    An efficient technique to make dopamine-producing nerve cells from human embryonic stem cells could mark a step toward devising therapies for Parkinson's disease.