Uncategorized

  1. Math

    Fractal World

    Created by Michael Frame, Benoit Mandelbrot, and Nial Neger of Yale University, these Web pages serve as a remarkably comprehensive source of information on fractal geometry. The site offers basic definitions, many illustrations, and lots of mathematical details. Topics include natural fractals and dimensions, iterated function systems, the complex Newton’s method, fractals in art and […]

    By Science News
  2. Earth

    The Next MTBE: Contamination from fuel additives could spread

    Several alternatives to the common gasoline additives methyl tert-butyl ether (MTBE) and ethanol could create environmental problems similar to those that MTBE has already caused.

    By Ben Harder
  3. Tech

    Electronic Thread: Fiber transistor may lead to woven circuits

    By coating flexible metal fibers with semiconductors, researchers have developed individual threads that act as transistors and that should be linkable into circuits by means of wires included among a fabric's threads.