Photos: Extreme fabrics Summary: Aspen Aerogels makes materials designed to be not only lightweight but also capable of withstanding extreme cold and heat. By Bill Detwiler | July 19, 2006 -- 11:36 GMT (04:36 PDT) Follow @billdetwiler Previous | Next Image 1 of 3 Keeping insulated A roll of Aspen aerogel, which can insulate materials to withstand temperatures as low as minus 273 Celsius, or as high as 600 degrees Celsius. Topic: Tech Industry Kick off your day with ZDNet's daily email newsletter. It's the freshest tech news and opinion, served hot. Get it.