Mind Field

"It's all in your head."

Explore the surprising things we know (and don’t know) about why people are the way they are through expert interviews, rare footage from historical experiments, and brand-new, ground-breaking demonstrations of human nature at work.

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14. Hearing Test

0.0Dec 27, 2017 · 1 min

Let’s do a little test. I’ll play two tones and you see if you’re one of the few people who can notice a difference between them.