Optical Illusion Video by Lori Greiner Captivates Millions: How Our Brains Fill In the Blanks

Optical Illusion Video by Lori Greiner Captivates Millions: How Our Brains Fill In the Blanks On June 7th, 2025, entrepreneur Lori Greiner posted a short video demonstrating a compelling optical illusion. The video, which has amassed thousands of views and shares, shows a color image of a church that is then converted to grayscale. The illusion lies in the fact that viewers' brains unconsciously fill in the missing color information. "Your brain filled them in," Greiner explains in the video, highlighting the surprising capacity of human perception. The video's simple yet effective demonstration has resonated with many, sparking online discussions about the nature of perception and visual processing. The video's popularity underscores the enduring fascination with optical illusions and the human brain's remarkable ability to interpret visual information. While the video employs clickbait-style language, its core message is scientifically sound, offering a brief but intriguing insight into visual perception. The illusion's simplicity makes it accessible to a wide audience, making it suitable for a short, engaging article.