Microwave oven transformer spot welder builds are about as common as Nixie tube clocks around here. But this spot welder is anything but common, and it has some great lessons about manufacturing ...

Who doesn’t want their own Tesla coil? Particularly if you can get one that isn’t incredibly dangerous or expensive to build. Well, this electrical savant built one in the 8th grade using vacuum tubes ...

Want to climb a wall like Spiderman? No problem – just whip up a climbing rig with microwave oven transformers. And find a steel building. And rewrite the canon so that Peter Parker is bitten by an ...