A 2013 analysis of two-dimensional elevator traffic systems likens the present use of one cabin per elevator shaft to using an entire railway line between two sites with a single train—an avoidable ...

Half the world’s population already lives in cities, and that number is expected to jump to 70 percent by the end of the century. To accommodate the new urban dwellers, cities will have to build ...

Elevator design hasn't changed much in the last century. There's generally just one cabin in one shaft that moves up and down. Now engineers at ThyssenKrupp have developed an elevator system called ...