We love a nice optical illusion (if you hadn't noticed), and happily the internet is full of people creating little gems to trick our eyes. Anyone wanting to create their own won't want to miss this ...

Italian artist Pietro Cataudella combines drawings with photos of traditional landmarks to create mesmerizing 3D illusions. The result is a half sketch, half photo that you can't look away from. He's ...

Sometimes the simplest illusions are the best. A simple trick makes a sketch of a cube appear to float and twist in the middle of a sketch pad. This optical illusion is completely inexplicable when ...

The artist M. C. Escher was renowned for creating drawings of imaginary spaces that could not exist in three dimensions. Or could they? Kokichi Sugihara at Meiji University in Kawasaki, Japan, has ...

Artist James Nolan Gandy invents robot arms that sketch intricate mathematical shapes with pen and paper. When viewed in real time, the effect is impressive. But it becomes even more so when the ...