Summary:

- The article discusses a new study that reveals how the brain's visual cortex processes information and makes predictions about the world.
- Researchers used advanced imaging techniques to observe the neural activity in the visual cortex of mice as they were exposed to various visual stimuli.
- The findings suggest that the visual cortex is not just a passive receiver of information, but actively generates predictions about the environment, which are then compared to incoming sensory data to update the brain's understanding of the world.