All teardowns
Teardowns
Every teardown we have published, newest first. Each one takes an everyday machine apart, explains how it works and links to its Short, which runs under a minute.
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Gadgets & Electronics
How a Phone Charger Shrinks Wall Power
A phone charger doesn’t just step down the mains. It rectifies it, chops it thousands of times a second and rebuilds it as safe, low-voltage DC. Here’s how.
Home Appliances
How a Refrigerator Keeps Food Cold
A fridge doesn’t make cold. It pumps heat out of the box with a refrigerant loop. See the four steps, the parts inside and the right temperature to set.
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