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Category: cold

Robotics | IoT

Keep Cool Anywhere with a Batter-Powered Air Conditioner

Air conditioning is simpler than you’d think. Build a simple battery-powered portable cooler to stay fresh in the summer.
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This Simple Trick Makes You Feel Like You’re Being Burned

This simple device, using an illusion that dates back to 1896, tricks your brain into feeling like your skin is being burned.
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