The Hering illusion features two straight, vertical lines that appear to bend. This is a type of geometrical-optical illusion. German physiologist Ewald Hering first reported the illusion in 1861 ...

According to current theories of expertise, this shouldn’t happen. Becoming an expert in chess, for example, makes you better at chess but not anything else. But our findings suggest that becoming an ...

Here we are with another challenge. This might seem an easier optical illusion, but many have failed to find the right answer within the given time period. The challenge is to identify 690 in this ...

People trained in this particular profession appear to have a 'superpower' that lets them decipher optical illusions better ...

Sugihara asks. “The existence of such geometry-defying objects warns us of the potential dangers of optical illusions in our lives.” An "ambiguous object" is one with different appearances on ...

Op Art, also known as optical art, is a type of art that features optical illusions. The way that ... They are based on geometric designs such as parallel lines, spirals, waves, circles and ...