NASA Tech Briefs 317 Madison Avenue, #1900 New York, NY 10017 tel: 212-490-3999 fax: 212-986-7864 www.nasatech.com America's largest-circulation design engineering magazine, reporting NASA technology breakthroughs FIRST to over 195,000 engineers and managers throughout OEM industries and government. Discover a wealth of new product ideas and engineering solutions in electronics/computing, sensors, software, materials, mechanics, machinery, and much more. Now available in a fully searchable PDF edition.