If you cannot draw very well, for example, that's not so bad: the brain already helps us recognise what you were trying to depict. In the future, the researchers want to extend these results to a ...

Shading brings 3D forms to life, beautifully carving out the shape of objects around us. Despite the importance of shading for perception, scientists have long been puzzled about how the brain ...

Although most recent research on visual object recognition suggests that shape is represented in a viewer-centered reference frame, Tarr and Pinker (Psychological Science, 1990) propose that ...