News

  1. Tech

    Wiring teensy tubes, strands into circuits

    Single-molecule transistors and other comparably small components are now at work in prototype circuits that may eventually lead to electronic devices crammed with up to 100,000 times more transistors per square centimeter than are on today's chips.

    By Peter Weiss
  2. Health & Medicine

    Protein may key lupus’ attack on neurons

    A protein on the surface of brain cells enables rogue antibodies to attach to and kill these neurons, suggesting an explanation for neurological problems found in some lupus patients.

    By Nathan Seppa
  3. Astronomy

    Meteor shower promises quite a show

    In the early morning hours of Nov. 18, sky watchers in North America may be treated to one of the most spectacular displays of shooting stars they're likely to see for a generation, if not longer.