News

  1. Earth

    Ice Age Ends Smashingly: Did a comet blow up over eastern Canada?

    An extraterrestrial object apparently exploded above Canada about 12,900 years ago, sparking devastating wildfires and triggering a millennium-long cold spell.

    By Sid Perkins
  2. Earth

    Using seismometers to monitor glaciers

    Seismic instruments could be used to estimate the amount of ice that shears away from glaciers as they flow into the sea, offering a way to better estimate sea level rise due to the breakup of those ice masses.

    By Sid Perkins
  3. Physics

    Carbon’s mysterious magnetism

    An X-ray experiment has yielded the most conclusive evidence to date that carbon can be magnetic.

    By Davide Castelvecchi
  4. Planetary Science

    Powering Enceladus’ plumes

    The action of Saturn's gravity is responsible for plumes of water vapor shooting out from cracks on the moon Enceladus.