optical illusion

Cool Illusions
Time to let my geek flag fly once again! A genius friend turned me on to a YouTube Channel called Quirkology and blew my mind with science once again. I totally loved these optical illusions!
Let Me Give You A Hand With That
I came across this image today, and it sucked me right in!!  I couldn't stop staring at it....  click on the image to 'activate' it....
 
Here's another... (click to activate)
(Via Reddit)
Optical Illusion Makes Beauties Ugly
This optical illusion is totally bizarre. It's called the Flashed Face Distortion Effect and makes an otherwise normal person look hideous. The human brain is a strange and wonderful thing!
Attention Geeks Like Me
OK, right up front, I admit I am a nerd.  I love brain teasers and riddles and trivia. Can't do those 3-D pictures- they never seem to come into focus for me. But I loved this optical illusion- check it out!