Can a Sideways Elevator Help Designers Build Taller Skyscrapers?
ThyssenKrupp’s design travels horizontally and diagonally, in addition to up and down, freeing up square footage that would otherwise be commandeered for a shaft.
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 higher—and
