Unbelievable Rube Goldberg Contraption

I don't know if this is real (click on headline for link) but the video makes it look real.
Am I too gullible?

Amazing Kinetic Sculpture

Theo Jansen's kinetic sculpture is amazing! It's kind of like a wind-powered robot. It's not designed to look human, and is far too wide to resemble a human, but the way it moves is oddly human-like. Here's more about the sculptor and his work.