News

  1. Humans

    Toddlers triumphant

    In new studies, toddlers display dramatic advances in object recognition that may underlie verbal and symbolic achievements.

    By Bruce Bower
  2. Health & Medicine

    Protein links metabolism and circadian rhythms

    Scientists have known for ages that metabolism is tied to the body’s daily rhythms. Two new studies suggest how.

    By Tina Hesman Saey
  3. Physics

    Watching the northern lights form

    Scientists may have solved the mystery of what triggers the events that spark the northern and southern lights.

    By Ashley Yeager
  4. Life

    Choose your own splicer

    Zinc-finger proteins can cut, splice or tweak a targeted gene, and a new “open source” method for making customized zinc-finger proteins aimed at specific genes will give scientists easier access to this powerful genetic tool.