Uncategorized

  1. Materials Science

    Viruses could power devices

    Viruses — the biological kind — could be used to construct more efficient, environmentally friendly lithium ion batteries

    By Solmaz Barazesh
  2. Life

    Cells renew in the human heart

    Carbon 14 from Cold War–era nuclear bomb tests allowed researchers to track cell birth.

    By Laura Sanders
  3. Chemistry

    Prions are common, at least in yeast

    A new study of shape-shifting proteins in baker’s yeast reveals that prions are common and may help organisms survive in changing conditions.

    By Tina Hesman Saey
  4. Health & Medicine

    HPV screen beats Pap smear

    A test for human papillomavirus outperforms the standard Pap smear in catching precancerous cervical lesions, a study of women age 30 and over shows.