All Available Episode

All Season 2024 Episode

1. Do People understand the Scale of the Universe?

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People don’t understand the scale of the Universe.

2. The rainiest Place on Earth

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How a rainfall simulator saves millions of lives.

3. Why it was almost impossible to make the Blue LED

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The blue LED was supposed to be impossible—until a young engineer proposed a moonshot idea.

17. I used to hate QR codes. But they're actually genius

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How do QR codes work? The checkerboard patterns taking over the world, demystified.