Ran across this guy's website yesterday.
He gets really intellectual with philosophy, humor and even some conspiracy theory- easy and deep at the same time. Great examples used for everything- seems like a really bright and quirky man. He even puts up his hate mail for display (http://ebtx.com/sub/hatemail.htm) Seriously, check this out.
Want to jump into something really interesting? Earth Minimal Language Tutorial: a guide to a universal language. (http://www.ebtx.com/lang/emintutr.htm)
Here, he has plans for a real life Iron Man
And if you don't like reading, here's a tall page pinned up and down with youtubes (http://ebtx.com/videotoc.htm)
Seriously, check this out (have I said that yet?).