This illusion will drive you mad

Bad Astronomy
The entire universe in blog form
Nov. 5 2010 7:00 AM

This illusion will drive you mad

Enjoy.


Advertisement

And if you like that, you'll love these:


Tip o' the Necker chief to Buzzfeed.

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

  Slate Plus
Slate Picks
Dec. 19 2014 4:15 PM What Happened at Slate This Week? Staff writer Lily Hay Newman shares what stories intrigued her at the magazine this week.