News

  1. Forever Young: Digging for the roots of stem cells

    Three proteins have been shown to function as master regulators that shut off differentiation and enable stem cells to retain their capacity to develop into any type of cell.

    By Katie Greene

  2. Noises On, Language Off: Speech impairment linked to unsound perception

    A language disorder that affects a substantial number of elementary school children arises from a difficulty in picking out basic elements of speech, such as consonants, from streams of sound.

    By Bruce Bower
  3. Health & Medicine

    Head-to-Head Comparison: Coils top clips in brain-aneurysm treatment

    Tiny platinum coils inserted into a ruptured brain aneurysm to seal off the bleeding appear safer in the long run for some patients than traditional brain surgery does.