News

  1. Health & Medicine

    Brain Seasoning: A common spice could deter Alzheimer’s

    A compound in the curry spice turmeric restores the ability of immune system cells to destroy plaques linked to Alzheimer's disease.

    By Patrick Barry
  2. Animals

    Den Mothers: Bears shift dens as ice deteriorates

    As Arctic ice has dwindled, pregnant polar bears in northern Alaska have become more likely to dig their birthing dens on land or nearshore ice than on floating masses of sea ice.

    By Susan Milius
  3. Computing

    Check on Checkers: In perfect game, there’s no winner

    Thanks to an immense calculation that worked out every possible game position, computers can now play a flawless game of checkers and force a draw every time.