An engineer named Jack Levy recently revealed designs for a curving escalator he dubs the Levytator. Some have claimed that it's the first innovation to escalators in 113 years, but as this slideshow reveals, innovation has long been ...READ»
An engineer named Jack Levy recently revealed designs for a curving escalator he dubs the Levytator. Some have claimed that it's the first innovation to escalators in 113 years, but as this slideshow reveals, innovation has long been ...READ»