Instead of using refrigerated trucks to deliver medical supplies to people…

Instead of using refrigerated trucks to deliver medical supplies to people who live in the deserts of Africa, inventors have built solar-powered refrigerators that can be carried by camels, and so the medicines are delivered via refrigerated camel. Apparently it wasn’t that easy to build a camel-carried refrigerator. It had to be lightweight, but also sturdy enough to survive the motion of being on the camel as well as the extreme desert conditions.

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In 1932, a Seattle phone repair guy received an unusual complaint…

In 1932, a Seattle phone repair guy received an unusual complaint from a customer. A woman claimed that her phone never rang, however her dog howled on a backyard to let her know to pick up the phone on time. Turned out that, the dog didn’t have a psychic power. Instead, the dog was chained to the ground wire and there was a short circuit. Apparently, the dog was shocked every time his owner’s number was called.

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