Ecofriend

Eco Factor: Zero-emission UAV sets endurance record running on fuel cells. Developed by the Naval Research Laboratory, the hydrogen fuel-cell powered Ion Tiger has set an unofficial record by flying 23 hours and 17 minutes at Aberdeen Proving...

Eco Factor: UAV helicopter powered by an electric hybrid engine. In a bid to green aviation, Falx Air has unveiled the final design overview of its hybrid electric coaxial helicopter UAV. The UAV is intended to be powered by an advanced fast...

Eco Factor: Unmanned aircraft powered by solar energy. Aurora Flight Sciences has revealed the design of an unmanned aircraft for DARPA’s Vulture Program, which will be able to fly for a period of five years on solar energy. Known as the...

Eco Factor: Zero-emission UAVs being developed to enhance their abilities and reduce their impact on the environment. The Office of Naval Research (ONR) has sponsored a program to help tactical decision makers get better and much more detailed...

A fuel cell-powered remotely piloted aircraft buzzed quietly into the morning sky in a park near Van Nuys, Calif., August 25. The unorthodox flight was a triumph of collegiate innovation made possible by a nurturing program at California State...