Hydraulic elevators operate using a piston that pushes the elevator upwards from below.

Does an Elevator's 'Close Door' Button Really Work and Other Questions Elevator technology has been taken to the next level, helping buildings conserve energy and save money.

Come learn how a traction elevator work! We'll also explore history and different types of elevators. The elevator (or lift) has been around for almost 2000 years now. Elisha Otis invented a ...

Sometimes it seems like the elevator door stays open forever and there is a "close door" button for just those times, but does the button work? Elevators are all around us.