News

  1. Health & Medicine

    Sperm Protein May Lead to Male Pill

    A protein that helps sperm move their tails may be a perfect target for a male contraceptive.

    By John Travis
  2. Materials Science

    Adhesive loses its stick with heat

    A new type of epoxy adhesive loses its stickiness when heated, allowing easy separation of materials that were once tightly bonded.

    By Jessica Gorman
  3. Materials Science

    Tiny detector finds hydrogen better

    Researchers have made a miniature device that can quickly detect hydrogen leaks.

    By Jessica Gorman
  4. Health & Medicine

    Vitamin relative may aid stroke repair

    Dehydroascorbic acid, a precursor of vitamin C, may help stroke patients retain use of parts of their brain at risk from the blood shut-off caused by strokes.