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Students to Design, Build, Fly Spaceflight Experiment to Test Green Propellant

July 22, 2014 10:57 am | by Purdue University | News | Comments

Students taking the Zero-Gravity Flight Experiment course at Purdue University will see their creation soar to the upper atmosphere to study a new green propellant, partnering with Aerojet Rocketdyne to demonstrate that the propellant can ...

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Sandia Ensures U.S. Nuclear Weapons Deterrent Can Remain Effective, Credible

July 22, 2014 10:54 am | by Sandia National Laboratories | News | Comments

It may sound strange to say that nuclear weapons must survive radiation. But as part of its mission of ensuring the nation’s stockpile is safe, secure and effective as a deterrent, Sandia National Laboratories must make sure crucial parts can ...

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Converting Academy Waste into Renewable Energy

July 22, 2014 10:48 am | by Amber Baillie, U.S. Air Force Academy Public Affairs | News | Comments

During August 2013, the Defense Department Environmental Security Technology Certification Program funded CDM Smith, a national engineering and construction firm, to test how the U.S. Air Force Academy can reduce energy use and cost ...  

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Large Scale Graphene Production

July 22, 2014 10:28 am | by University of Pennsylvania | Videos | Comments

Draw a line with a pencil and it's likely that somewhere along that black smudge is a material that earned two scientists the 2010 Nobel Prize in Physics. The graphite of that pencil tip is simply multiple layers of carbon atoms; where those ...

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Understanding Graphene’s Electrical Properties on an Atomic Level

July 22, 2014 10:25 am | by University of Pennsylvania | News | Comments

Graphene, a material that consists of a lattice of carbon atoms, one atom thick, is widely touted as being the most electrically conductive material ever studied. However, not all graphene is the same. With so few atoms comprising the entirety ...

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Creating Optical Cables Out of Thin Air

July 22, 2014 10:22 am | by University of Maryland | News | Comments

Imagine being able to instantaneously run an optical cable or fiber to any point on earth, or even into space. That's what Howard Milchberg, professor of physics and electrical and computer engineering at the University of Maryland, wants to do ...

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Self-Cooling Solar Cells Boost Power, Last Longer

July 22, 2014 10:19 am | by The Optical Society | News | Comments

Scientists may have overcome one of the major hurdles in developing high-efficiency, long-lasting solar cells—keeping them cool, even in the blistering heat of the noonday Sun. By adding a specially patterned layer of silica glass to the ...

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Hotspot: Unmanned Submarine Sets Sail for Testing

July 22, 2014 9:55 am | by Eric Sorensen, Coordinator of Multimedia Development | Videos | Comments

This week on WDD's Hotspot, a drone that locates disaster victims by locating their phones; BAE Systems unveils its Striker II HMD; an autonomous unmanned submarine sets sail for testing; and Jaguar's smart car...     

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The New Power Generation: This Fuel Cell System Could Spark a Revolution

July 22, 2014 9:48 am | by GE Reports | News | Comments

There’s more than one way to get energy out of natural gas. For decades, one of the most promising methods – and also most difficult to pull off - has been the fuel cell. A fuel cell works like a battery, using a simple chemical ...  

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Photos of the Day: Inside GE’s New Fuel Cell Facility

July 22, 2014 9:47 am | by GE Reports | News | Comments

The new system’s power generation efficiency can reach an unprecedented 65 percent. Overall efficiency can grow to 95 percent when the system is configured to capture waste heat produced by the process. The basic configuration of the ...

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F-35's No-Show at Farnborough Disappoints

July 22, 2014 9:30 am | by Danica Kirka, Associated Press | News | Comments

The failure of the Joint Strike Fighter to travel to England this week for a premier air show heaped further embarrassment on its developers as they try to convince skeptics that the $400 billion program was a price worth paying ...  

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Without Radar, Missile May Not Have Identified Jet

July 22, 2014 9:21 am | by Danica Kirka & John-Thor Dahlburg, Associated Press | News | Comments

If Ukrainian rebels shot down the Malaysian jetliner, killing 298 people, it may have been because they didn't have the right systems in place to distinguish between military and civilian aircraft, experts said Saturday. American officials said ...

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U.S. Army Intelligence System Pulled from Key Test

July 22, 2014 9:18 am | by Ken Dilanian, AP Intelligence Writer | News | Comments

U.S. Army officials have withdrawn their intelligence network from a major testing exercise this fall because of software glitches, in the latest setback for the troubled system. DCGS-A is a network of software, sensors and databases that is ...

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Changing 3D Printing, Again

July 22, 2014 9:10 am | by Chris Fox, Editor | Articles | Comments

Additive manufacturing has its limits, and even the best printed parts often fall short when it comes to texture, strength, and precision — not to mention the disappointments that often precipitate from desktop 3D printers ...   

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NASA Names Building for Moonwalker Neil Armstrong

July 21, 2014 4:35 pm | by The Associated Press | News | Comments

NASA honored one of its most famous astronauts Monday by renaming a historic building at the Kennedy Space Center in Florida. It now bears the name of Neil Armstrong, the first man to walk on the moon when the Apollo 11 mission landed ...

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