News

  1. Health & Medicine

    Obesity messes with the brain

    Excess weight may compromise memory and concentration, possibly by spurring inflammation that damages white matter.

    By Janet Raloff
  2. Chemistry

    Silicene: It could be the new graphene

    Single-layer sheets of silicon might have electronic applications.

    By Devin Powell
  3. Earth

    Global gale warning

    Over the world’s oceans, the strongest winds may be getting more powerful, a new study shows.

    By Daniel Strain
  4. Humans

    Go east, ancient tool makers

    New finds put African hand ax makers in India as early as 1.5 million years ago.

    By Bruce Bower
  5. Humans

    A new glimpse at the earliest Americans

    Along a stream in central Texas, archaeologists have found a campsite occupied at the tail end of the Ice Age.