How does an eye work? How do our brains try to interpret the information our eyes send them? And is seeing really believing? This episode of National Geographic‘s Decoder explains how our eyes and brains work together to process the visual information around us, and how our brains help fill in the information we’re missing.
Fun fact: Because of blinking “your eyes are technically closed for roughly 10% of your waking hours.”
Plus: Close ups of the human eye.