Absolute Zero Posted on April 2, 2011 by erma http://www.pbs.org/wgbh/nova/ – What is cold? How do you achieve it, and how cold can it get? To view this animated banner you need to have Flash Player 9 or newer installed and JavaScript enabled. BannerSnack is a professional, easy to use Flash & GIF creator application. Share this:FacebookTwitterTumblr