The geometric head trip is called a Jastrow ... Check out these 20 mind-blowing optical illusions, ranging from the mother of all animal safaris to an image that turns people colorblind.

A pair of straight vertical lines appear to bend towards each other in the Wundt illusion. This geometric optical illusion is an inverted design of the Hering illusion, in which blue spokes ...

These deceptions can appear in a variety of ways, from motion and depth perception to geometric patterns and colours. Optical illusions cast doubt on our understanding of reality and reveal the ...

Some optical illusions are said to reveal something ... at the top left and bottom right of the card. There’s also a geometric pattern of eight diamond symbols in five rows: two diamonds on ...

who moonlights as a graphic designer under the pseudonym "Kaia Nao," it is a variation on Kitaoka's Rotating Snakes Illusion. Hautman determined that an irregular pattern, unlike the geometric one ...

Optical illusions come in all shapes and sizes, and they never fail to amaze and perplex us. From geometric shapes that seem to shift and warp before our eyes to hidden images that appear when you ...

Popular optical illusions of recent years, such as the blue or gold dress debacle, have moved on slightly from more traditional swirling, kaleidoscopic and geometric patterns that play havoc with ...