You know the struggle: You go to plug something in, but the orientation's wrong. The prongs are different sizes, so you turn it the other way and try again. Still wrong. You finally get it, third time ...

Dr. Elizabeth Yuko is a bioethicist and adjunct professor of ethics at Fordham University. She has written for The New York Times, The Washington Post, The Atlantic, Rolling Stone, CNN & Playboy.

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, ...

Most gadgets and small appliances in U.S. homes have either a Type A or Type B electrical plug, perhaps with a cover to hide cords. Whether they're two-pronged or three-pronged, their purpose is ...

Two-pronged devices are commonly used for smaller gadgets like phone chargers while larger appliances typically come with a ...