Uncategorized

  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

    Highlights from the American Heart Association Scientific Sessions, Los Angeles, November 3-7

    Multivitamins may not reduce heart attacks, two drugs could protect heart from chemo damage, and more.

    By Nathan Seppa
  4. Health & Medicine

    Your brain on speed dating

    Activity in two regions helps calculate compatibility with potential mates.

    By Laura Sanders
  5. Life

    A little radiation is good for mice

    Low doses of radioactivity led to healthier pups.