News

  1. Earth

    Gunning for the Gut: Tiny particles might fight invasive zebra mussels

    By modifying a technique used to flavor foods, researchers have made a substance that poisons the zebra mussel.

    By Ben Harder
  2. Health & Medicine

    Alzheimer Clue: Busy brain connections may have downside

    Brain areas that are chronically activated have excess amyloid beta, the waxy protein associated with Alzheimer's disease.

    By Nathan Seppa
  3. Anthropology

    Stone Age Footwork: Ancient human prints turn up down under

    An ancient, dried-up lakeshore in Australia has yielded the largest known collection of Stone Age footprints, made about 20,000 years ago.

    By Bruce Bower
  4. Earth

    Estimating a temblor’s strength on the fly

    New analyses of ground motions caused by large earthquakes suggest that it may be possible to estimate the full magnitude of such quakes immediately after they start rumbling.