A cross between an artist collective, a research lab, and a think tank, Eyebeam has been spawning radical projects for years. Here are links to some of the non-profit's most interesting interventions. (Disclosure: Eyebeam and BuzzFeed are in cahoots.)
Editorial note: Whoa! You've found a super-old post here on BuzzFeed, from an earlier era of the site. It doesn't really represent where we are anymore, and may in fact be totally broken, but we're leaving it up as a part of our early history.