Uncategorized

  1. Health & Medicine

    Two drugs may enhance recovery from stroke

    Two drugs, levodopa and dextroamphetamine, may help stroke patients to recover the ability to move and speak.

    By Nathan Seppa
  2. Ecosystems

    Fierce invader steals nests from a native fish

    The round goby, a Eurasian fish that has invaded the Great Lakes, is causing the decline of the mottled sculpin by displacing the native from its spawning sites.

    By Ben Harder
  3. Materials Science

    Materials use nitric oxide to kill bacteria

    A novel coating may offer a new way to fend off microbial buildup on catheters, artificial hips, and replacement cardiac valves.

    By Jessica Gorman
  4. Materials Science

    Speed demon gets hooked on silicon

    A method for coating silicon with high-performance semiconductors such as gallium arsenide may make faster, low-power microcircuits both cheaper and more widespread.