News

  1. Astronomy

    Galaxy survey sheds light on dark matter

    Astronomers are examining some of the brightest objects in the universe to learn about the darkest stuff.

    By Ron Cowen
  2. Tech

    Magnetic refrigerator gets down and homey

    Because it uses a permanent magnet, a new, prototype magnetic cooler takes up so little space that it could give rise to ordinary household refrigerators and air conditioners that run on magnetism instead of volatile liquids.

    By Peter Weiss
  3. Health & Medicine

    Virus Shapes Risk of Multiple Sclerosis

    A huge, decade-long study bolsters the link between Epstein-Barr virus and the autoimmune disorder multiple sclerosis by showing that the common infection is more active in people who later develop symptoms of the disease.