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Thursday, October 15, 2009

Hydrogen-Powered Military Aircraft Achieves Record

ION TigerThe U.S. Navy has developed a hydrogen-powered aircraft that can fly for nearly an entire day without refueling.

During a test flight last week, the Ion Tiger, an unmanned air vehicle (UAV), stayed airborne for approximately 23 hours and 17 minutes, setting an unofficial endurance record for a flight powered by fuel-cell technology.

Hydrogen fuel cells produce electricity by combining hydrogen and oxygen, with only water and heat as byproducts.

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