Fermi detects gamma-rays from exploding nova

Using the Large Area Telescope (LAT) onboard NASA's Fermi Gamma-ray Space Telescope satellite, astronomers have detected gamma rays from a nova for the first time, a finding that surprises both observers and theorists. The ...

Team Observes Record-Low Densities in Upper Atmosphere

(PhysOrg.com) -- A team of scientists from the Naval Research Laboratory and George Mason University reports that the Earth's upper atmosphere has recently experienced the lowest density in 43 years. The team has published ...

Researchers study galaxy mergers

Scientists at the Naval Research Laboratory (NRL) have solved a long-standing dilemma about the mass of infrared bright merging galaxies. Because galaxies are the largest directly observable objects in the universe, learning ...

A New Way Forward for Nanocomposite Nanostructures

(PhysOrg.com) -- Scientists at the Naval Research Laboratory and the University of Illinois-Urbana Champaign recently reported a new technique for directly writing composites of nanoparticles and polymers.

Hydrogen-Powered Ion Tiger Sets 26-hour Flight Endurance Record

The Naval Research Laboratory's Ion Tiger, a hydrogen-powered fuel cell unmanned air vehicle (UAV), has flown 26 hours and 1 minute carrying a 5-pound payload, setting another unofficial flight endurance record for a fuel-cell ...

Fermi Large Area Telescope Reveals Pulsing Gamma-Ray Sources

(PhysOrg.com) -- Scientists at the Naval Research Laboratory Space Science Division and a team of international researchers have positively identified cosmic sources of gamma-ray emissions through the discovery of 16 pulsating ...

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