Margret thatcher (effect) with blood on her hands
https://www.the-sun.com/tech/4656006/elon-musk-optical-illusion-easily-brains-fooled/ “ Upsidedown she looked normal, while when upright she looked grotesque.
As a result, the illusion is sometimes called the Thatcher Effect.
Plenty of similar images have cropped up in the decades since, each revealing a lot about the way that the brain processes images.
Faces seem unique to us even though they're all pretty similar, and that's to do with our cognitive processes.
https://www.the-sun.com/tech/4656006/elon-musk-optical-illusion-easily-brains-fooled/ “ Upsidedown she looked normal, while when upright she looked grotesque.
As a result, the illusion is sometimes called the Thatcher Effect.
Plenty of similar images have cropped up in the decades since, each revealing a lot about the way that the brain processes images.
Faces seem unique to us even though they're all pretty similar, and that's to do with our cognitive processes.