Cellular Ballet

I ran across this video a while back but it was without a title and I couldn't locate it again until recently. It's computer animation of the inner workings of a cell produced by Harvard University. Of course the actual cell isn't nearly as bright and colorful but I assume to see it would still be just as haunting and fascinating:

If you're wondering about the names for everything you just saw, you can watch the same video with scientific narration in place of the music here.