Installing a door knob doesn’t have to be complicated. This step-by-step tutorial walks you through the process with easy instructions, making your next home improvement project a breeze.

You know where you are with handles, buttons and knobs. They are more tactile and, I believe, more responsive. I’ve heard that laptops are now being produced with a touchscreen keyboard.

Slotted behind the car’s halo and set deep within its tub, F1 drivers have more than two dozen buttons, knobs, rotary dials, menus, displays, and LEDs to interact with on the steering wheel.