Web-based discussion groups are growing in popularity among engineers looking for not just information, but informed opinion to go along with it. The Fluid Power Society hosts one of the more lively discussion boards on fluid power that we've found on the web. Check out http://admin.ifps.org/wwwboard.html, where you'll find recent postings on ASME training, a hydraulic-powered bush hog, and biodegradable hydraulic oil, to name just a few topics covered.
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.