Here’s what you’ll learn when you read this story: The human eye contains a blind spot due to the presence of the optic disc—an area at the back of the eye where the optic nerve and retinal blood ...

Neuroscientists studying the eye’s blind spot have found that brain cells in the primary visual cortex, or V1, fire even when no light-sensitive cells are present on the retina. In monkey experiments, ...

Here’s what you’ll learn when you read this story: To avoid seeing a constant blind spot in our field of vision, the brain creates a visual illusion by extrapolating from surrounding details and ...