I think there are some interesting lectures here http://www.datawrangling.com/hidden-video-courses-in-math-science-and-engineering http://www.datawrangling.com/

I think there are some interesting lectures here http://www.datawrangling.com/hidden-video-courses-in-math-science-and-engineering http://www.datawrangling.com/hidden-video-courses-in-math-sc... and I occasionally find something insightful here http://demonstrations.wolfram.com/ http://demonstrations.wolfram.com/ but I'm in a similar position as you, unfortunately...