Spot the difference puzzles test your ability to find the differences between two identical images. In this puzzle challenge, you need to spot 3 differences between the pictures of a family in the ...

Researchers have uncovered how primate brains transform flat, 2D visual inputs into rich, 3D mental representations of ...

Shading brings 3D forms to life, beautifully carving out the shape of objects around us. Despite the importance of shading ...