Video Tag: Tech Insider

Einstein made an unbelievable prediction 100 years ago

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The best way to save a choking victim is no longer 'the Heimlich'

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Here's why some coins have ridges on their side

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Einstein's blunder explains one of the greatest scientific revelations

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Scientists figured out why a giant crack in Antarctica is growing so fast

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Here’s how much damage a stun gun does to your brain and body

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Here's how to find water if you're ever stuck in the desert

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4 terrible things that happen to your body when you run too much

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The amount of space junk around Earth has hit a critical point

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