Not the dress again — illusion from two identical images confuses the internet

Digital Trends | 2/8/2018 | Hillary Grigonis
hoppers911 (Posted by) Level 4
Click For Photo: https://icdn3.digitaltrends.com/image/this-is-the-same-photo-side-by-side-they-are-not-taken-at-different-angles-both-sides-are-the-same-pixel-for-pixel-imgur-1200x630-c-ar1.91.jpg

Two roads diverged — and confused the internet (again). In a sequel to that blue-and-black-or-white-and-gold-dress and those green strawberries, another optical illusion is confusing the internet, and this time, not on color. This week, a Redditor shared a photo of what appears to be a road taken from two different perspectives. Big deal, right? Except the images are actually one and the same.

The post shows two images of a street side-by-side. The one on the right, however, appears to slant more towards the right. That’s problematic, because if you overlay the images with each other, it’s easy to see that both images are identical, pixel for pixel.

Roads - Opening - Robert - Frost - Poem

So why do the two roads look like they could be the opening of a Robert Frost poem? The answer probably has something to do with how our brains interpret lines in a two-dimensional image.

If you take just the photo by itself, the image depicts a concept that photographers call converging lines. If you stand in the middle of a straight, flat road and take a picture, the lines that make up the edge of the road in the distance will eventually appear to merge together. Our brains, however, know that those lines don’t actually touch, but that distance simply makes them appear to grow closer together. Instead of seeing...
(Excerpt) Read more at: Digital Trends
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