The wheel, the telephone, penicillin or the lightbulb. Each invention changed the world as we know it. But lightbulbs might be the best idea ever — just not for light. This video from Veritasium explains why.
Are lightbulbs the best invention ever?

The wheel, the telephone, penicillin or the lightbulb. Each invention changed the world as we know it. But lightbulbs might be the best idea ever — just not for light. This video from Veritasium explains why.
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