Why is the speed limit of the universe 299,792,458 meters per second? Is there any special reason?

Why are human males more beautiful than females?

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How to draw a circle?

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How to make a Poo-Po-Po boat for Sosuke and Ponyo?

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Full Rewind on TV5 | Frontline Tonight – November 7, 2025

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Why does no one mention the "Bermuda Triangle" anymore?

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Why haven't aliens come to Earth yet?

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Galileo's principle of relativity: the laws of mechanics remain unchanged in an inertial frame

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The longest formula in physics

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Why is 21 cm a magical length in the universe?

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Inertia, inertia, inertia!

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A 27,000-year-old pyramid was discovered in Indonesia, and its authenticity is under investigation.

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How big is the universe? Where is its edge? What lies beyond it?

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Why can the steam from self-heating rice be ignited?

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How strong is adrenaline?

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Why is the melting point of metallic mercury as low as -38°C?

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If there were only one man and one woman left on Earth, could they rebuild the human species?

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Human memory may come from viral infection

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3 billion tons of seawater per year, the Mariana Trench is swallowing up a lot of seawater

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Why can't rivers be straight, but have to meander?

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Two small scientific experiments tell the story of the equivalence of inertia and gravity, as well a

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