News

  1. Life

    Building the body electric

    Eyes can be grown in a frog’s gut by changing cells’ electrical properties, scientists find, opening up new possibilities for generating and regenerating complex organs.

    By Tina Hesman Saey
  2. Earth

    Dead Sea once went dry

    The Holy Land’s salt lake ran out of water during a warm spell about 120,000 years ago, which suggests it could disappear again.

    By Devin Powell
  3. Space

    Distant world looks too ripe for life

    The first extrasolar planet to be discovered in its star’s habitable zone is probably inhospitably hot.

    By Nadia Drake
  4. Health & Medicine

    Presidency not a death sentence

    For occupants of the Oval Office, wealth, status and quality medical care more than compensate for any life-shortening effects of stress.