German researchers posted an X-ray video of what the inside of your mouth looks like when you talk. They used MRI technology to film a man from the side as he says a few sentences, and then some vowels, consonants, and numbers. It's kind of like looking beneath the skin. You see all the different muscles and tissues working together . . . like the lips, tongue, and larynx. Even though he's speaking in German you still get it.
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