The picture below is known as the rabbit-duck illusion. Depending on your perception, you might see a rabbit or a duck. The ...

Ever heard of a personality test based on an optical illusion? The challenge keeps you engaged and reveals certain aspects of your personality as well. In this type of brain teaser, what you see first ...

The internet is still not done fighting over math problems and optimal sleeping temperatures, but today brings yet another tweet that’s specifically designed to stoke fierce debate. In the video below ...

Researchers from Kyushu University have uncovered new variations to a traditional illusion, based on how we perceive the motion of flashing lights. Published on May 21 in i-Perception, the findings ...

Optical illusions often go viral, but they've been around long before social media. Here are 10 historical illusions that still leave people puzzled.

Remember the duck-rabbit illusion? Source: Wikipedia Commons It can be seen both as a duck and as a rabbit. If you first see it as a duck and later notice that it can also be seen as a rabbit, your ...

Researchers have discovered new variations of an illusion created when we see three rapid flashes in our side vision. Regardless of the position of the second flash, the illusion causes the brain to ...