His design, called the “revolving stairs,” was quite ... and another for guiding them back down. This creates a continuous loop that the steps ride. Some Escalators Show their Inner Workings ...

Escalators are mesmerizing to watch ... bottom each stair’s free end rests on a ‘bottom’ far enough down for the stairs to be level, while on the incline the ‘bottom’ is just below ...

People could notice a subtle warning sign that they have a lifelong condition every time they step on a set of stairs or an escalator ... walking up and down stairs writing, drawing and using ...

Those incidents could include things such as freeing entrapped passengers, shutting down an elevator ... carries a suitcase up the stairs next to the broken escalator at the Hamilton Train Station ...