These Mindbending Optical Illusions Will Break Your Brain

Hering Illusion

The Hering Illusion is an optical illusion discovered by German physiologist Ewald Hering in 1861. Both vertical lines are straight, despite the appearance that they are bowed outward. The distortion is created by the pattern of lines in the background, simulating a false perspective of depth.

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The More You Know

  • When a piece of bread is toasted, it's called the "Maillard reaction."
  • Agatha Christie said she came up with many of her book plots while sitting in her bathtub while eating apples.
  • Hippos have the largest mouths of any animal on land.
  • But the loudest animal relative to its size is a water bug.
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