Think for Yourself

Archive for May 23rd, 2009

The hollow Einstein face

Posted by: ozymandias1 on: May 23, 2009

We have an illusion that consists of a hollow face of Einstein which seems to be looking at you whether you are looking at the front of it or the back. It’s very impressive. I use it to remind students (and myself) that there is a heck of a lot out there that we still don’t [...]


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