News

  1. Earth

    Lava fountain driven by reservoir of gas

    The gases driving a lava fountain that spewed from Italy's Mount Etna in June 2000 had accumulated in a reservoir 1.5 kilometers below the mountain's peak, chemical analyses suggest.

    By Sid Perkins
  2. Physics

    A quantum fluid pipes up

    After 40 years of trying, physicists have heard a quantum-mechanical whistle emanating from two reservoirs of oscillating liquid helium separated by a perforated membrane.

    By Peter Weiss
  3. Earth

    Adding mussel to environmental assessments

    Researchers have developed a new technique, using mussel shells, that could aid in autopsies of aquatic ecosystems that perished for unknown reasons.

    By Ben Harder
  4. Health & Medicine

    Ketone diet could help in Parkinson’s

    A strict low-carb diet long used to treat some people with epilepsy has been tailored so that it might fight Parkinson's disease.