Bad Astronomy, Another brain-frying optical illusion: What color are these spheres?

RP:Halo Wars, Halo Fanon

Bad Astronomy, Another brain-frying optical illusion: What color are these spheres?

Teen Tiny Memoirs: The Winners of Our 2nd Annual 100-Word Narrative Contest - The New York Times

This Optical Illusion Has a Revelation About Your Brain and Eyes - The New York Times

How is the Internet like the human brain? - Explain that Stuff

Optical Illusions

Bad Astronomy, Color optical illusion will confuse your brain

A New Theory in Physics Claims to Solve the Mystery of Consciousness - Neuroscience News

Tetris effect - Wikipedia

The Real Work of Magic

What are the parts of a black hole? - Quora

The Las Vegas Sphere Makes Virtual Reality a Full-Body Experience