His design, called the “revolving stairs,” was quite speculative ... Seeberger where the court confirmed that escalator had become a generic descriptive word. Some old escalators, including ...

The escalators are believed to help locals avoid a climb roughly equivalent to ten floors of steps. Produced by Jason Gaines. Video courtesy of Associated Press. Follow BI Video: On Facebook More ...

Escalators are mesmerizing to watch – there’s something magical about the stairs unfolding at the bottom and folding up at the top. But they’re very hard to model. [Luke Towan] has done it ...