ARTi

How the human eye sees

Chapter 1

The gateway of light

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Chapter 2

The brain's darkroom

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Chapter 3

The spectrum of color

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Chapter 4

Vision variations and future tech

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YOUR GOAL

Master of How the human eye sees

Ch 2 · The brain's darkroom
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Topsy-Turvy Vision

teacher Topsy-Turvy Vision

2h ago

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teacher Cones and the colorful details of day

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teacher Rods and our incredible night vision

2h ago

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teacher The retina's high-tech biological film

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teacher The optic nerve's high-speed data highway

2h ago

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teacher World falls upside down, / hits the retina, / brain turns it around!

16h ago

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Cones and the colorful details of day

teacher Cones and the colorful details of day

16h ago

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Fun Fact

Blind spot: Each of your eyes has a blind spot where the optic nerve exits the retina, but your brain seamlessly fills in the missing data.

16h ago

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Rods and our incredible night vision

teacher Rods and our incredible night vision

16h ago

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Glossary
visual cortex (noun)
The region of the cerebral cortex that receives and processes impulses from the optic nerves. In 1981, David Hubel and Torsten Wiesel won a Nobel Prize for mapping these visual pathways.

16h ago

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Quiz

In which specific central area of the human retina are cones most densely packed?

16h ago

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Gossip

Would you prefer superior night vision or ultra-sharp daytime focus?

16h ago

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Quiz

How many types of color-sensitive cone cells do standard human eyes contain?

16h ago

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Quiz

How does the image of the world first land on the human retina before processing?

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Quiz

Which part of the human brain is primarily responsible for processing visual information?

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Quiz

Which photoreceptors in the human retina are responsible for seeing in low light?

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Quiz

Approximately how many nerve fibers make up a human optic nerve?

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Quiz

Why does every human eye have a natural blind spot?

16h ago

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Quiz

What type of energy do human photoreceptors convert light into for brain transmission?

16h ago