This is a really good idea that Google's come up with (so long as they don't use it for any wireless tracking service to see where users are...you never know!). I'm sure it behooves wireless carriers to know where they are underutilizing spectrum to provide better coverage. And if smart devices can find unused spectrum when they need it, wireless connectivity will no doubt improve and provide better service to people.
Festo's BionicKangaroo combines pneumatic and electrical drive technology, plus very precise controls and condition monitoring. Like a real kangaroo, the BionicKangaroo robot harvests the kinetic energy of each takeoff and immediately uses it to power the next jump.
Design News and Digi-Key presents: Creating & Testing Your First RTOS Application Using MQX, a crash course that will look at defining a project, selecting a target processor, blocking code, defining tasks, completing code, and debugging.
Focus on Fundamentals consists of 45-minute on-line classes that cover a host of technologies. You learn without leaving the comfort of your desk. All classes are taught by subject-matter experts and all are archived. So if you can't attend live, attend at your convenience.