# Beau Lotto: Optical illusions show how we see

Beau Lotto's color games puzzle your vision, but they also spotlight what you can't normally see: how your brain works. This fun, first-hand look at your own versatile sense of sight reveals how evolution tints your perception of what's really out there.

- Kind: Talk
- Year: 2009
- Runtime: 16 min
- By: TED.com
- Genres: Education, Science
- Archive: [Internet Archive](https://archive.org/details/BeauLotto_2009G)
- Licence or status: [CC BY-NC-ND 3.0](http://creativecommons.org/licenses/by-nc-nd/3.0/) (as the archive states it)
- Who can watch: Tweens profiles and older (the archive gives no rating; placed by Invisible Network from its collection and subjects)

[Watch now](https://invisiblenetwork.ai/watch/archive/ia/BeauLotto_2009G?play=1)