How many seconds can a fish with scales as hard as steel survive when it encounters a piranha?

Why is parachute jumping so dangerous for paratroopers?

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The most perfect revenge!

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Incest, but not completely

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The wisdom of the working people is to change the direction of force to move heavy objects. #Science

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Are the videos we watched fake? Has wild sex education been fooling us all these years?

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The Butterfly Effect

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What is the principle behind submarines? What's the difference between nuclear and conventional subm

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What is the biofilm in kombucha?

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He was sentenced to 13 years in prison, but the police forgot to lock him up!

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How powerful is acetone? Press the cup into the liquid and an incredible phenomenon will happen.

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An engineer who lost four fingers built himself a robotic hand!

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How do you do the floating dance steps?

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Why can magnets be charged? If the magnetic force persists, where does the energy come from?

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The "pad printing process" that makes people unable to extricate themselves! Press the pad down and

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The incredible "Paternoster Elevator" has no doors and never stops. Do you know how it works?

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What professional riders fear most is not their opponents, but their motorcycles!

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The dog's execution power!

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Why are there stripes painted on cement roads?

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The Six Most Evil Toys: Their Eerie Smiles Are Spine-Chilling—A Childhood Nightmare for So Many Kids

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Anyone with braces knows the pain: the archwire poking your tongue!

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