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Moviegoers Blink In Sync Because The Brain Doesn't …

You blink 15-20 times per minute. If you watch a 150-minute movie, that translates to about 15 minutes worth of screen time. That’s a lot of Middle Earth to miss! (No wonder the Eye of Sauron never blinks.) Don’t worry though: studies suggest that our brains have figured out a way to compensate.Related: Time Isn’t Constant For Your Brain

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You Can't Travel Back in Time, Scientists Say

Dashing the hopes of anyone who wants to be their own grandpa, some theorists now say this darling of science fiction just isn't possible.

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You Can’t Travel Back in Time, Scientists Say

Dashing the hopes of anyone who wants to be their own grandpa, some theorists now say this darling of science fiction just isn't possible.