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Gadget Freak
Content posted in February 2012
Gadget Freak Case #206: Electroluminescent Wire Sound Controller
Gadget Freak 
2/28/2012  12 comments
By connecting electroluminescent wire to his Android smartphone, Matt Katzenstein has created his own personal disco light that strobes to the beat of his music.
Driving App Updates via Crowdsourcing
Gadget Freak 
2/22/2012  10 comments
Waze, an open-source GPS-enabled smartphone app, takes full advantage of crowdsourcing to update road conditions.
Gadget Freak Case #205: Colorado Smart Bike Shifts Itself
Gadget Freak 
2/14/2012  41 comments
A group of Colorado State University engineering students created a bike that shifts gears by itself based on several inputs: rear wheel speed, pedaling direction, and initial chain position.
Gadget Freak Case #204: Self-Starting, Solar-Powered Stirling Engine
Gadget Freak 
2/7/2012  28 comments
Doug Conner's self-starting, solar-powered Stirling engine runs all year when the sun is visible from the sculpture’s location. The engine can shut down when the sun isn’t visible, and it can restart by itself when the sun comes back up.




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A bold, gold, open-air coupe may not be the ticket to automotive nirvana for every consumer, but Lexus’ LF-C2 concept car certainly turned heads at the recent Los Angeles Auto Show. What’s more, it may provide a glimpse of the luxury automaker’s future.
Perhaps you didn't know that there are a variety of classes, both live and archived, offered via the Design News Continuing Education Center (CEC) sponsored by Digi-Key? The best part – they are free!
Engineer comic Don McMillan explains the fun engineers have with team-building exercises. Can you relate?
The complexity of diesel engines means optimizing their performance requires a large amount of experimentation. Computational fluid dynamics (CFD) is a very useful and intuitive tool in this, and cold flow analysis using CFD is an ideal approach to study the flow characteristics without going into the details of chemical reactions occurring during the combustion.
The damage to Sony from the cyber attack seems to have been heightened by failure to follow two basic security rules.
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