Figure skating is right up there with gymnastics in terms of its ability to make your jaw drop with athletes' physics-defying moves. But between the sport's complicated scoring system, the vast number ...

Optical illusions are pictures that make our brains see things that aren’t really happening. Our eyes and brain sometimes interpret them in the wrong way. Can you figure out why these cubes look like ...

Mental rotation is the ability to rotate mental representations of objects in space. Shepard and Metzler’s shape-matching tasks, frequently used to test mental rotation, involve presenting pictorial ...