News

  1. Life

    Nail-generating tissue also regrows fingertips

    Stem cells spur return of amputated digits in mice

    By Cristy Gelling
  2. Health & Medicine

    Headers linked to memory deficit in soccer players

    Abnormalities in three brain regions found among those who head the ball most frequently.

    By Nathan Seppa
  3. Science & Society

    Chimps in captivity may soon join endangered species list

    Proposal would extend protections to both wild and captive primate populations.

    By Meghan Rosen
  4. Tech

    Faster memory could accelerate computing

    Experimental microchip improves reliability and speed of writing and reading data.

    By Andrew Grant
  5. Animals

    Now-extinct wolf may be ancestor of modern-day dogs

    No strong signs of canine ancestry among living grey wolves.