If you’re something of an egghead, or if you enjoy statistics and/or demographics, which I have to admit, I do, you’ll love this.
Now, if you’re truly an egghead, you’re probably already familiar with the site from which this came: http://www.ted.com/ But you don’t have to be a wonk or a geek or an egghead to enjoy some of this stuff. Rats sniffing out land mines? Creative housing? There are a million ideas out there, and some of them are pretty fascinating.