News

  1. Health & Medicine

    Can poliovirus fix spinal cord damage?

    Scientists have devised a version of the poliovirus that can deliver genes to motor neurons without harming them, a step toward a gene therapy that reawakens idle neurons in people with spinal cord damage.

    By Nathan Seppa
  2. Paleontology

    Teeth tell tale of warm-blooded dinosaurs

    Evidence locked within the fossil teeth of some dinosaurs may help bolster the view that some of the animals were, at least to some degree, warm-blooded.

    By Sid Perkins
  3. Materials Science

    Cathedral has weathered London’s acid rain

    A decrease in acid rain seems to be responsible for newly reported reduced deterioration rates of St. Paul's Cathedral in London.