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Take a close look at these stoplights. You'll be asked to remember this picture in the next question.

Fact Lab

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Continue to play the quiz afterwards
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Interesting fact:

Our brains are simply incredible. We can store up to the equivalent of three million hours of TV shows in our brains, or 2.5 petabytes of data. This is the same storage as nearly 4,000 256 GB iPhones! We just need to find a way to access more of this storage capability...

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