Appliances can be deceptively low-maintenance. Take your refrigerator, for example. It's easy to assume it's quietly doing its job in the background, on autopilot. And, to be fair, it usually is. But ...

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. Have ...