Joulies-low

Joulies – Regulating coffee to the perfect temperature

A couple of engineer buddies have designed the latest must-have accessory for the coffee drinker. Joulies are metallic beans you drop into your hot cup of cofee to make it exactly 140 degrees. They haven’t even been manufactured yet, but already the project has accumulated some $305,000 in Kickstarter cash. I guess a lot of

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Refrigeration Without Electricity

Adam Grosser talks about a project to build a refrigerator that works without electricity — to bring the vital tool to villages and clinics worldwide. Tweaking some old technology, he’s come up with a system that works.

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