Is the black hole expanding or staying still, or is it an optical illusion?

Optical illusions have been around for a long time, and they're a lot of fun to solve. They deceive our sight and minds into believing in something that does not exist. Some of them are perplexing, while others are amusing. On the internet, there is no shortage of optical illusion photos and films.
Optical illusions, often known as visual illusions, are a type of visual trickery. A wide range of misleading visual illusions can be noticed due to the arrangement of images, the effect of colors, the impact of the light sources, or other variables.

read more: Why Our Brain gets Fool of Optical Illusion

You may have realized that not everyone experiences visual illusions in the same way if you've ever struggled to see the hidden image in a single-image stereogram. Such folks are just unable to see the effect of some illusions.
While optical illusions are entertaining and fascinating, they also tell a lot about how the brain works.
People are fascinated by the latest viral illusion, which depicts a black hole that appears to be expanding. It has now perplexed the internet community. 






On Reddit, the photograph was shared. The caption of the optical illusion reads, "The black hole keeps growing without getting bigger." The image features a black hole in the center surrounded by black polka dots on a white background. The fact that the black hole continues to expand without becoming enormous has piqued the interest of the internet community.

read more: Optical illusion: If you can spot the man's face in these coffee beans in under a minute, you are a genius


Bruno Laeng, Shoaib Nabil, and Akiyoshi Kitaoka conducted research that included the optical illusion. Kitaoka is a psychologist at Ritsumeikan University in Kobe, Japan, and Laeng and Nabil are psychologists at the University of Oslo in Norway. "The Eye Pupil Adjusts to Illusorily Expanding Holes," according to the report.

The post has approximately 5,200 upvotes and over 100 comments since it was shared. The numbers appear to be steadily rising.

"I continued tapping on the screen to see how long the gif would last. It wasn't a gif, either "remarked a Redditor Another remarked, "I see it pulsing instead." "Once you focus on any single dot surrounding the hole, the illusion is lost," said a third. A fourth said, "It didn't do anything for me." "Can those who see it describe it and how long did it take?" a fifth Reddit user inquired.

   






 

What are the 3 types of optical illusions?

Every visual illusion can be classified into one of three categories: physiological, cognitive, or literal. Let's take a look at these three groups and see which illusions fit within each of them.

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