Here's how to say no in English, Spanish, and Mandarin Chinese - without saying anything

So now, if you wanna say no in any language, you don't even have to utter a word. Scientists have claimed that by making one simple facial expression, people can tell if you're unhappy about something. 

Apparently, this is how you express you're
displeased in English

They call it the "not face". This expresses your disapproval of something regardless of where you are in the world and these scientists say its very effective and can even be used in sign language. 

This is how to say no in Spanish, silently

And Researchers say this is how you say no to an American

By making a furrowed brow, pressed together lips and a raised chin, you can say "no" in English, Spanish, Mandarin Chinese and Signing. These scientist thought to find the "not face" because the ability to communicate anger, danger or aggression was key to human survival long before we were able to talk. 

This is how to say "no" in Chinese Mandarin
without speaking