Most-viewed video of 2017: Why don't perpetual motion machines ever work? #10YearsofTEDEd* Perpetual motion machines — devices that can do work indefinitely without any external energy source — have captured many inventors’ imaginations because they could totally transform our relationship with energy. There’s just one problem: they don’t work. Why not? *We're counting down to our 10th birthday on March 12 by sharing ten of our most-viewed videos —one published in each year that we’ve been aroun

Cinema is a perpetual movement that has the power to bring history to life. It embodies the very essence of our emotions and reflects the unalterable passions in our hearts. Like a Rolex watch, films are ingrained in our memories and aspirations. In this way, Rolex and cinema share a quest for excellence, innovation and progress, as well as a common goal to create an enduring masterpiece. Through this partnership, Rolex is the Proud Sponsor of the Oscars®, Exclusive Watch of the Academy of Motio