News

  1. Humans

    Red state, blue state

    Resizing geographic areas by population gives more accurate view of 2012 election.

    By Rachel Ehrenberg
  2. Humans

    Ancient blades served as early weapons

    African find reveals complex toolmaking 71,000 years ago.

    By Erin Wayman
  3. Health & Medicine

    Your brain on speed dating

    Activity in two regions helps calculate compatibility with potential mates.

    By Laura Sanders
  4. Life

    A little radiation is good for mice

    Low doses of radioactivity led to healthier pups.

    By Tina Hesman Saey
  5. Life

    Cancer cells self-destruct in blind mole rats

    Underground rodents evolved a way to zap mutating tissue.