A new scientific perspective on aphantasia suggests it may be a form of "mental imagery blindsight" rather than a lack of mental imagery altogether.

Some people who have lost their vision find a “second sight” taking over their eyes – an uncanny, subconscious sense that sheds light into the hidden depths of the human mind. When Daniel first walked ...

Blindsight is the phenomenon in which blind people can interact with their environments even though they can't see it. It could be navigating obstacles or even saying what is in front of them with ...

A man who was left completely blind by multiple strokes has been able to navigate an obstacle course using only his "sense" of where hazards lie. The feat is an example of "blindsight", the ability of ...

Under the Microscope: Have you ever driven home deep in thought on some topic and, on arrival at our destination, found you … Under the Microscope: Have you ever driven home deep in thought on some ...

Damage to primary visual cortex (V1) in humans still allows visual discrimination to be carried out, albeit with altered or absent awareness (for reviews, see refs. 1–3). The explanation of such ...

In a remarkable experiment, researchers found that a man who was rendered completely blind by several strokes could deftly navigate an obstacle course unaided, easily avoiding boxes and sidling around ...