Wind energy is clearly a hot topic today—and growing in importance. Bearing giant SKF, which works closely with wind turbine manufacturers to supply main bearings, and bearings for the transmission, generators, and blade pitch systems, says that its sales to the industry have doubled in 2001. In fact, wind energy could supply up to 20% of U.S. energy needs, says the American Wind Energy Association.
A make-your-own Star Wars Sith Lightsaber hilt is heftier and better-looking than most others out there, according to its maker, Sean Charlesworth. You can 3D print it from free source files, and there's even a hardware kit available -- not free -- so you can build one just in time for Halloween.
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.