Who says you need electricity to have a good time? These off the grid innovations can light up, cool down, and even serve you a hot cup of joe – all with absolutely no electricity required. From magnetic fields to photoluminescent materials, tomorrow’s gadgets promise to take green technology to new levels…and they’re sure to start up some great conversations!
Read More7 Offbeat Off-the-Grid Green Gadgets, Inventions, and Innovations