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 safety ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. (NEXSTAR) – Perhaps no button on Earth is ...

In brief: Researchers from the International Institute for Applied Systems Analysis (IIASA) have conceived a gravity-based system that would use elevators in high-rise buildings to generate and store ...