Engineering

Magazine articles on engineering and how things work.

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Chemistry World December 22, 2011 Laura Howes	Artificial hips glide on graphite Metal-on metal hip replacements are lubricated by a layer of graphite, say scientists in the US.
National Defense January 2012 Stew Magnuson	Mini-Flail Robots Readied for Afghanistan Bomb Clearing Operations The Joint Improvised Explosive Device Defeat Organization will send expendable robots to Afghanistan next year that can move ahead of dismounted troops and destroy hidden bombs.
Chemistry World December 12, 2011 James Urquhart	Silk delivers drugs without the pain Silk's multifunctional properties could offer a safe and pain-free way to administer drugs and vaccines, as well as store drugs without the need for refrigeration.
National Defense January 2012 Eric Beidel	Inkjet Printers Prepare for War Researchers at the Georgia Institute of Technology have developed a prototype wireless sensor that can be printed on paper or similar material using standard inkjet technology.
National Defense January 2012 Eric Beidel	Wireless System Monitors Weapons And Their Health Visible Assets Inc. recently received a $5 million order from the Defense Department for its system to be used on the SCAR-H battle rifle. The company's Allegro technology combines RuBee wireless identification tags, a shot counter and a custom chip that includes, among other things, an amplifier.
National Defense January 2012 Eric Beidel	Air Force 'Snubs' F-22 Engine Cracks The Air Force has developed a small rubber plug that could shave $20 million from lifecycle costs over the course of the F-22 program.
IEEE Spectrum December 2011 Philip E. Ross	When Will We Have Unmanned Commercial Airliners? Unmanned planes dominate the battlefield, yet airliners still have pilot - -and copilots.
IEEE Spectrum December 2011 Strano & Kalantar-Zadeh	Nanodynamite Fuel-coated nanotubes could provide bursts of power to the smallest systems
IEEE Spectrum December 2011 Neil Savage	A New Angle on Imaging Capturing the direction of light beams can make for after-the-fact focusing
IEEE Spectrum December 2011 Dave Levitan	Geothermal Energy's Promise and Problems Google-funded research shows U.S. potential is huge, but extraction could cause quakes
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