Uncategorized

  1. Health & Medicine

    New approach might strike at the core of Alzheimer’s disease

    By finding a way to stick an enzyme-inhibiting molecule to the membrane of a cell, scientists may have devised the framework for an Alzheimer’s drug.

    By Nathan Seppa
  2. Humans

    Incan skull surgery

    Incan healers became highly adept at skull surgery techniques that developed over thousands of years in ancient Peru.

    By Bruce Bower
  3. Ecosystems

    Eight-legged bags of poison

    Birds eating arachnids get high dose of toxic metal as mercury climbs up the food chain.

    By Rachel Ehrenberg
  4. Space

    Searching for superEarths

    Astronomers are exploring a new family of planets beyond the solar system.