Is the black hole in this optical illusion expanding?

Netizens were intrigued by a viral optical illusion designed to make it look like an expanding black hole. The viral optical illusion is interesting as it tricks the mind about the size of the hole as much as the viewer stares at it. The black hole on the canvas does not move at first. However, it enlarges after being stared upon. A study published the … Continue reading Is the black hole in this optical illusion expanding?