Can a Fresnel lens melt tungsten, a metal with a melting point over 4000°C?

Animation simulates the bodily changes that occur during pregnancy

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Tie a rocket made of 60,000 matches to a car and see how far it can be pushed?

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U.S. Drones vs. Chinese Drones: A Jaw-Dropping Swarm of 5,000 Civilian Drones Takes Flight!

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Far more than the average family car? A palm-sized inline four! The whole process of assembly!

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[Uncle Qiu Takes a Look] The video has been packaged—welcome to check it out!

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Who know this? An old handicraft

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Battery Magnet Train

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Good guy, there will be no need to build bridges in the future.

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High Voltage Toys 9

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Can you play "Summer in a Small Town" with a calculator? Does this pure sound sound good?

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Michael Jackson - set a Guinness World Record - 13,000 fans in Mexico City - Spectacular images in m

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[Physical Magician Matthew] Humanoid Weapon

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[Insanity] What is the experience of grinding bones to jade? Even more moist than white jade!

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What, I'm still pretty accurate.

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It's time for Xiaoqiang to experience the feeling of being hit by nuclear fusion

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[gerand fanfiction] Monk physically saves the devil

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Today's super cool mechanical gadgets from Mechanical Punk!

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Follow Amy out to sea for some fishing!

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[Minecraft Live-Action] Blow the Earth with My Fist!

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Nuclear fusion light helps snail eggs hatch out of their shells at high speed

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