2023 Nobel Prize in Physics: What exactly is attosecond laser?

A question you must have learned in junior high school, but ignored...

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Make song with "Sound of Black Holes" & Einstein and Hawking speeches

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Newton: You kid really didn’t take me seriously!

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[DIY] I will teach you to make cool bismuth crystal!

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Incredible seed growth process!!

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They say diamonds are forever, but they can be burned and broken.

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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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(Tutorial) Blue Star P320 Offset Locking + Full Stroke Modification Tutorial is here!

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The King of Endings? Detailed review of the new electric hand, the new Galaxy Glock G22

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Is the little cat cute? Review of the Supreme Treasure Hellcat Blowback Laser Shell Decompression Mo

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How to lay a qualified asphalt road? #Science #Unzip #Paving #Knowledge

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Two mods to make your Minecraft more realistic

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Speed Bump!! Cool Mechanical Series 6.17

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Electromagnetic experiment

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Man speed bump!! Skilled worker series~

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Play a "Only my railgun" with your fingertip laser railgun (funny)

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Speed Bump!! Skilled Workers Series

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Skilled workers at a satisfying job site~

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The man as a speed bump: the skilled worker

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20 common mechanical transmission structures, I'm exhausted

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