Headless skeptic

Bad Astronomy
The entire universe in blog form
June 29 2009 12:00 PM

Headless skeptic

My evil twin, psychologist and skeptic Richard Wiseman, has another winner: a video playing with your blind spot.


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Very cool! I love illusions, and so I used to do all the blind spot tests when I was a kid... but I never knew this about it. I have lots of ideas about how this might work, but I'll have to do a spot (haha) of research on it.

Phil Plait writes Slate’s Bad Astronomy blog and is an astronomer, public speaker, science evangelizer, and author of Death From the Skies!