Brain Candy
12:03 pm
Fri October 12, 2012

Enter an Optical Illusion

Originally published on Fri October 12, 2012 12:45 pm

Artist Julian Hoeber's "Demon Hill," now on view at the Harris Lieberman Gallery in New York City, is modelled after a roadside attraction called a "gravitational mystery spot" — where water runs uphill and gravity doesn't behave as expected. Science Friday talked to cognitive scientist Michael Landy about what happens to our perceptual system inside the exhibition.