Have you ever wanted to make drawings that seem to jump right off the page now you can create these eye-catching images yourself with Drawing Amazing Optical Illusions, a book made specifically for ...

Some optical illusions require creative talent. You have to draw spirals, and pick the right colors, or at least have the ability to make two faces in profile look like one vase. Not these two ...

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 ...