While drone makers and would-be electric aircraft manufacturers are waiting for better batteries, hydrogen fuel cells are rapidly becoming a reality. In this news feature shot at the AUVSI Xponential in Denver, AVweb took a look at some of these technologies.
AVweb Insider
Publicity is the enemy of compacency and activists have sights on unleaded fuel.
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Best Of The Web: Washington Flyby
About 60 GA aircraft representing GA over the past 85 years flew over downtown Washington on Saturday. It took more than an hour and...