Using the stairs just got easier with energy-recycling steps

Using the stairs just got easier with energy-recycling steps 07/20/2017 10:09 AM EDT Researchers have created energy-recycling stairs that store a user's energy during descent and return energy to the user during ascent, making walking up and down stairs easier. When going up, the stairs give people a boost by releasing the stored energy, making it 37 percent easier on the knee than using conventional stairs. Full story at http://www.news.gatech.edu/2017/07/12/climbing-stairs-just-got-easier-energy-recycling-steps Source Georgia Institute of Technology This is an NSF News From the Field item.   Follow NSF:  This email was sent using GovDelivery Communications Cloud on behalf of: National Science Foundation Update · 4201 Wilson Boulevard · Arlington, VA 22230 · 703-292-5111