The US uses two standard electrical plug types: Plug Type A and Plug Type B. Both have two parallel pins for power, while the latter has an additional grounding pin for safety. But if you look closely ...

If you've ever stared at the holes in an electrical plug and wondered why they exist, you're not alone. Like an industrial-age kōan, the answer is anything but straightforward. A quick search will ...

It can be really frustrating when you're hooking up an appliance or gadget with a three-prong plug only to realize the extension cord or outlet you're plugging it into only has two prongs. After all, ...

Unless you live in an older home with two-prong outlets, you probably don’t put much thought into plugging and unplugging electronic devices and appliances. But at some point, you’ve likely noticed ...