There’s something magical in the way that an inductive battery charger feeds current into a smartphone — or a car — without making an electrical connection.
How does it work? The answer is, the system takes advantage of a fundamental relationship between electricity and magnetism. You can see it for yourself with some simple hands-on experiments.
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Wearables — Snap a picture
Electronics — To Y5V or not to Y5V?
Biohacking — Ticks are Spreading an Allergy to Meat
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