Global Hawk gaining scientific pedigree.

• Author: Williams, Robert H.
• Position: TECH TALK: A TIP-SHEET ON THE LATEST GADGETS

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* Two high flying Global Hawk unmanned aerial vehicles have been adapted for environmental science research missions thanks to a joint effort by NASA's Dryden Flight Research Center and Northrop Grumman Corp.

The first earth science mission will consist of six long-duration missions over the Pacific and Arctic regions this year to collect atmospheric data in the upper troposphere and lower...