RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
STOUT BREIN
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
Wow.
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
The center of the image looks much brighter than the rest – but it's only as bright as the white lines at the periphery. Paper: https://t.co/tnEnM4OeuZ H/T: @SteveStuWill https://t.co/OOovFZCKqV
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
Another weird one
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
@Evocid
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
Which intellectual tradition has manufactured all these optical illusions?
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
The way you can tell it's not is you don't get a noticeable circular after glow when you look away like you would staring at a light. But the stimulation is one of a very bright light. I suspect it's because the yellow colour is simulating more exposure.
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…
RT @SteveStuWill: One of the most powerful brightness illusions I've seen: The center of the image looks much brighter than the rest – but…