At the science museum, just spin that little ball and watch it collide!

"Wave" power generation simulation demonstration ~ #GuangzhouEnergyInstitute #ChineseAcademyofScienc

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toy car animation, monster truck collection, monster excavator monster mixer truck monster fire truc

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Learn a few handy tips for hardware tools—don't miss out!

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Men’s Speed Bump: Mechanical 11.9

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Car repair tips: temporary inflation, wire bundling to prevent punctures, DIY fenders, lubricating t

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Introduction to Traditional Group Farming Culture in Africa

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Why You Can’t Say No to Your Barber

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The Irresistible Mechanics of “Men’s Speed Bumps”

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Japan’s pachinko craze is spiraling out of control, leaving millions of Japanese bankrupt—so why isn

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It cuts through iron as easily as through mud.

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In 1 Minute: How to Tell the Difference Between Surgeons and Internists!

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What Kind of Baby Animal Is This?

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A Roundup of the Strangest Sex Facts!

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The world's smallest snake can conquer our troublesome red fire ants

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Exploding frog (flower-mouthed frog)

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The caterpillar imitating the green snake (Ochre-striped moth) is so cute

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What principle allows working people to come up with such wild ideas?

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Why is fishing so addictive?

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Those amazing work sites for speed bumps~

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The Manufacturing Process of Toilet Seats

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