This leaves every step charged with potential energy once youve hit the bottom. When you go to climb back up, pressure sensors on each tread release the locking mechanism on the step below it, turning that stored potential energy into kinetic energy that helps lift a climbers leg as the spring powered step raises again. Online Photo Editing Like Photoshop here. As the stairs compress on your descent, the engineers have calculated they save around 2. And on the way back up, the energy recycling stairs make it around 3. The stairs unique mechanisms can be retrofitted to existing steps, so the technology isnt only for new buildings, necessarily. And installing them would be cheaper, and require less space, than an escalator or elevator. Theres no word on when this technology will be commercialized, but anyone living in an elevator less building will certainly be hoping its as soon as possible. Georgia Tech via New Atlas. Some bones contained unusual cavities, which the team believes is linked to the dodos molting, or natural shedding of its feathers. The researchers say that this. Do you deliberately avoid visiting friends who live in multistory buildings without an elevator No one would fault youhaving to climb even just a single flight. There are many different paths you can take when cleaning up some bones. You can leave them out in a field though they may get stolen by man or beast, toss them in. Ccompress&fit=max&h=670&q=60&w=1000&s=6ce22b6d443e311d1e35f84cf72bb4ea' alt='How To Fold Cardboard Without Cracking Bones In Feet' title='How To Fold Cardboard Without Cracking Bones In Feet' />How To Fold Cardboard Without Cracking Bones In ChildrenHow To Fold Cardboard Without Cracking Bones NoiseHot on the heels of last weeks study on the frightening prevalence of traumatic brain injury in footballand similar dangers that may lurk for players on the. My newest book, The Inevitable, reached the New York Times bestseller list in 2016. This June 2017 it will be released in paperback. This book is about the deep. Get the latest international news and world events from Asia, Europe, the Middle East, and more. See world news photos and videos at ABCNews.