This tutorial shows viewers how to construct a working vending machine using just LEGO pieces. Follow along as the video ...

Today we’re watching three liquid nitrogen experiments that show what extreme cold can do in seconds. The visuals are unreal ...

You probably have a few water bottles stashed for an emergency, but if you rely on sensitive medical gear such as a CPAP machine, that isn't going to work. In a disaster scenario, finding a gallon of ...

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