Videos@lemmy.worldEnglish · 2 years ago

Why It Was Almost Impossible to Make the Blue LED

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Why It Was Almost Impossible to Make the Blue LED

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Videos@lemmy.worldEnglish · 2 years ago

The blue LED was supposed to be impossible—until a young engineer proposed a moonshot idea. Head to https://brilliant.org/veritasium to start your free 30-da...

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2 years ago
I’m ready for a new Christmas light rant

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