News

  1. Climate

    Artificial fixes for climate change nixed — for now

    Experts says schemes to manually adjust the world’s climate are not ready for use, but should be studied just in case.

    By Beth Mole
  2. Neuroscience

    A brain at rest offers clues to Parkinson’s, Alzheimer’s

    PET scans reveal that the breakdown of brain networks differs in Parkinson’s and Alzheimer’s diseases.

    By Tina Hesman Saey
  3. Astronomy

    Asteroids or planets might trigger a supernova

    Rocky debris falling onto a white dwarf might trigger some supernovas.

    By Christopher Crockett
  4. Materials Science

    Oxygen sneaks into titanium, making it brittle

    Oxygen atoms trigger defects in titanium’s atomic structure, making the metal brittle.