News

  1. Earth

    Saltier Water: Climate change can slow ocean’s absorption of carbon dioxide gas

    A decrease in precipitation over the Pacific Ocean north of Hawaii in recent years has left the ocean there saltier and has diminished its ability to soak up carbon dioxide.

    By Sid Perkins
  2. Health & Medicine

    Brawny Brains: Creatine pills may aid memory and cognition

    The popular muscle-building supplement creatine can boost performance on mental tests.

    By Ben Harder

  3. Probing Ocean Depths: Photosynthetic bacteria bare their DNA

    Scientists have deciphered the DNA of two highly abundant, photosynthetic ocean bacteria.

    By John Travis
  4. Health & Medicine

    Switching Off Pain: Modeling relief on the action of marijuana

    A new drug, tested in rats, blocks pain caused when the nervous system goes awry without producing unwanted side effects.