A Global Hawk Takes Off (IMAGE) NASA/Goddard Space Flight Center Caption A Global Hawk takes off from NASA's Dryden Flight Research Center, Edward Air Force Base, Calif. Credit Credit: NASA Dryden Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.