How your brain can turn your own reflection into something unrecognizable

Scientific American · Michelle Spear, The Conversation ·

Staring at yourself in the mirror can create an illusionary effect, distorting your features to the point of appearing fantastical

It’s Halloween night. Someone has dared you to turn off the lights and stand in front of the mirror. The rules are simple, stare into your reflection and say her name three times.

Bloody Mary. Bloody Mary. Bloody Mary.

According to the creepy urban legend, a terrifying figure will appear in the glass. Depending on which version of the story you follow, she might be a bloodied woman, a witch or a ghost seeking revenge. Sometimes, she simply appears behind you. In more sinister versions, she reaches out of the mirror.

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