Optical illusions come in many forms, but I actually think this one is the most entertaining. Themed on the hot topic of current popular culture, Barbie, this illusion is a little like another we ...

When you stare at a colorful image and then turn to look at a neutral background, a "ghost image" appears in contrasting colors. Now, new research finds that a similar illusion occurs with shapes, ...

When we gaze at a shape and then the shape disappears, a strange thing happens: We see an afterimage in the complementary color. Now a Japanese study has observed for the first time an equally strange ...

Forget the black and blue dress – this photo of an unassuming building is the latest image to demonstrate just how sophisticated our brains are at viewing the colours we see around us. The strange ...

After viewing a colored figure on a uniform gray background, an observer will see a negative afterimage after the colored figure disappears. This study shows that the shapes of afterimages vary ...

A MIND-BOGGLING optical illusion has left viewers scratching their heads as circles appear to vanish before your eyes. The visual starts with a viewer seeing a series of lilac-coloured dots arranged ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. When you stare at a colorful image and then turn to look at a neutral background, a "ghost image" ...