When Twitter user @MartijnBAARDA posted a short video in July 2019 showing a hanging square that, when looked at from a different angle, was also a circle, people were confused. "To be honest it's ...

Optical illusions have been around us forever and are fun and engrossing, and they challenge our eyes and brain to see something that differs from reality. Case in point, this famous checker shadow ...

Optical illusions are no doubt interesting. At the same time, they often leave people baffled. Just like this optical illusion that may leave you scratching your head. What is even more interesting is ...