Testing the friction between glass and rebar

Those industrial machines and ingenious tools that are pleasing to the eye

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Animation simulates the bodily changes that occur during pregnancy

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Trying to start a fire by drilling wood with a glass rod

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Has your suitcase ever been elbowed on a plane?

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Friction Generates Heat

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What to do when the jaw crusher is stuck?

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The “Speed Bump Man”—a machine no one can resist

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How much havoc can an excavator wreak?

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Smart Excavator

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Cans crunch loudly when compressed—waste recycling station compression machine

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Why rush in instead of digging out?

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fun magnetic game

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The donut went through a rollercoaster of highs and lows.

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Thread Making

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How strong is the force of regular CPR? I feel like my ribs are going to break in the next second.

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Man's Speed Bump: Obsessive-compulsive Worker

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Thanks, master, you really have a wild imagination! It's better to have a clever mind than just brut

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Everyone should learn CPR—this life-saving skill can make all the difference in a critical moment!

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I advise you to quit porn (enlarging testicles)

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Japan's ride-on humanoid mecha is now on the market

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