BBC's Horizon - Rubber Hand Illusion

A great video about how your brain "adopts" a fake hand for being your own:

This is video is part from the BBC program called Horizon, it is a program that explores the strange and wonderful world of illusions and reveals the tricks they play on our senses and the way they fool us. More on BBC's Horizon page

Hollow Face Illusion - How to make it?

Below is one of the best optical illusions I have seen. It is a paper dragon and it is like the head of the dragon keeps following you, all of this is just an illusion, as seen when you cross a certain angle. After some search I found a PDF file that explains how to make this great illusion, you can realy suprise your friends with this litte do it yourself project. Good luck: Hollow Face Dragon Illusion