Image of an eye inside of a color wheel
How the brain helps us see is a captivating subject in the world of neuroscience.
  • BrainFacts/SfN
Why can’t our extremely complex eyes render simple optical illusions? Surprise, surprise — it comes back to the brain, which has only evolved to encounter natural stimuli.
  • TED
When the retina needs a boost, its cells signal to local blood vessels to open up, allowing them easy access to oxygen- and nutrient-rich blood.
  • BrainFacts/SfN
As the world population ages, cases of macular degeneration are likely to rise. Studies are examining ways to slow the disease and help patients regain sight.
  • BrainFacts/SfN
What if the number 7 tasted like chocolate? What if Monday was purple? This is what life is like for someone with synesthesia. Learn more about this fascinating neurological trait with this video.
  • TED
  • 4 min
Why do we get motion sickness? Learn what this condition has to do with the brain and your senses in this video.
  • TED
Explore this site for an interactive experience that will teach you all about the intricate workings of your brain.
  • National Geographic
Studying these cells may help explain how some sightless individuals can still detect motion around them.
  • BrainFacts/SfN
Animals have evolved visual systems that are uniquely suited to their survival needs. See how human vision stacks up to the visual systems of other animals.
  • BrainFacts/SfN
  • 3 min
Signals from the retina must make their way through the eye to the brain.
Colm Kelleher explains how humans can see everything from auburn to aquamarine.
  • TED
The primate retina passes information about rapid movement to the brain.
  • BrainFacts/SfN
Researchers have begun to reveal how creating visual art affects brain function.
  • The Dana Foundation

3D Brain

An interactive brain map that you can rotate in a three-dimensional space.