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The UAV, flown by researchers at the U.S. Naval Research Laboratory flew their fuel cell powered UAV for 48 hours and 1 minute using liquid hydrogen fuel in a new, NRL-developed, cryogenic fuel storage tank and delivery system. The previous record for ...

The U.S. Naval Research Laboratory (NRL) recently managed to fly a fuel-cell powered Ion Tiger UAV for 48 hours and 1 minute using liquid hydrogen fuel in a new, NRL-developed, cryogenic fuel storage tank and delivery system. read more        

Researchers at the U.S. Naval Research Laboratory flew their fuel cell powered Ion Tiger UAV for 48 hours and 1 minute on April 16-18 by using liquid hydrogen fuel in a new, NRL-developed, cryogenic fuel storage tank and delivery system. This flight ...

Researchers at the U.S. Naval Research Laboratory flew their fuel cell powered Ion Tiger UAV for 48 hours and 1 minute on April 16-18 by using liquid hydrogen fuel in a new, NRL-developed, cryogenic fuel storage tank and delivery system. This flight ...

Washington, May 11 : Researchers at the U.S. Naval Research Laboratory were able to fly their fuel cell powered Ion Tiger unmanned aerial vehicle (UAV) for 48 hours and 1 minute on April 16-18 by using liquid hydrogen fuel in a new cryogenic fuel storage tank and delivery system.

Washington: Researchers at the U.S. Naval Research Laboratory were able to fly their fuel cell powered Ion Tiger unmanned aerial vehicle (UAV) for 48 hours and 1 minute on April 16-18 by using liquid hydrogen fuel in a new cryogenic fuel storage tank and ...

Lee Rannals for redOrbit.com – Your Universe Online U.S. Naval Research Laboratory researchers have broken their own endurance record with their fuel cell powered Ion Tiger Unmanned Aerial Vehicle (UAV). The team was able to fly their UAV for 48 hours and one minute on April 16 through 18 using liquid hydrogen fuel in a new cryogenic fuel storage tank and delivery system

( Naval Research Laboratory ) Using liquid hydrogen fuel stored in a new NRL-developed cryogenic fuel storage tank, the flight shatters the previous 26-hour record set by the UAV in 2009.

NEWPORT, R.I. (AP) — The U.S. Navy is proposing to install nine megawatts of wind power at the Naval Station Newport.

A federal judge in the District of Columbia will not re-examine the president's decision to block a Chinese-owned company from developing a wind farm near a Naval training range in north-central Oregon. But she will allow Ralls Corp. to seek a fuller explanation of the president's decision.

WASHINGTON (AP) — A federal judge says she can't overturn President Barack Obama's decision to revoke a Chinese company's purchase of four wind farm projects in the vicinity of a U.S. naval facility's restricted airspace. However, U.S. District Judge Amy ...

A federal judge says she can't overturn President Barack Obama's decision to revoke a Chinese company's purchase of four wind farm projects in the vicinity of a U.S. naval facility's restricted airspace. However, U.S. District Judge Amy Berman Jackson says ...

A federal judge said Friday she can't overturn President Barack Obama's decision to revoke a Chinese company's purchase of four wind farm projects in the vicinity of a U.S. naval facility's restricted airspace.

WASHINGTON (AP) — A federal judge says she can't overturn President Barack Obama's decision to revoke a Chinese company's purchase of four wind farm projects in the vicinity of a U.S. naval facility's restricted airspace.