A new study has provided evidence that visual perception and mental imagery share the same neural mechanisms in the brain, challenging previous assumptions about how these cognitive processes work.

Researchers found that when people see objects with their eyes versus imagine those same objects in their minds, the brain activates identical neurons and uses the same neural coding patterns. This suggests that sight and imagination are more closely linked at the neurological level than previously understood.

The findings indicate that mental imagery is not simply a separate cognitive process, but rather relies on the same visual processing networks that handle actual sensory input from the eyes. This overlap in neural pathways could help explain why some people report vivid mental images while others experience little to no visual imagery.

The research adds to growing understanding of how the brain processes visual information and could have implications for studying conditions where visual imagery is impaired or enhanced. Scientists say the work provides new insights into the fundamental mechanisms underlying human perception and cognition.