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In this episode of the Pez family podcast, discover the transistor—the tiny invention that revolutionized modern electronics! Learn how three scientists at Bell Labs created the first working transistor in 1947, replacing bulky vacuum tubes with microscopic switches that power everything from smartphones to spacecraft. Explore how transistors work like super-fast on-off switches, understand Moore's Law and why computer chips keep getting more powerful, and try hands-on activities to build your own transistor circuits!
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