Cover: Filigreed clouds of glowing gas surrounded by bright stellar clusters appear in nearby galaxy NGC 4214. The image was captured by the Hubble Space Telescope in 1997; photo courtesy of NASA and Hubble Heritage Team (see “The Promise of Space”)		Volume 50 Number 2 Contents Spring-Summer 2000 EDUCATION & RESEARCH The Promise of Space Ensuring IT Leadership ENGINEERING & TECHNOLOGY Sizing Up NASA Safe Send-offs Into Space Role of Small Satellites HEALTH, SAFETY, & SOCIAL ISSUES Doctors, A Click Away Antioxidants, Anyone? Kids and Internet Porn A Better Safety Net The Aging Mind A Final War on TB ENVIRONMENT & RESOURCES Regulating Biotech Crops Power to Spare Too Much of a Good Thing Privatizing Helium ITEMS New Projects New Publications