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All of the technical questions we receive from our readers, instrument function is one of the most oft asked. We’re asked why something doesn’t work or why it has gone completely haywire. But ...

Electric vehicles are more prevalent now than ever before, even in the face of lower Tesla sales and the possible elimination of the $7,500 tax credit here in the US. But how do electric cars work? In ...

Churning with voltage and resembling an explosion at the wire factory, the breaker panel exudes mystique. But it's just a big switch, filled with other smaller ­switches, which lead to the switches ...