Inventors Design Lamp Powered Entirely by Gravity by SciFri published on 2013-01-18T22:14:03Z As part of a research initiative on how to harness off-grid energy for low-power electronics, a pair of U.K.-based designers created a lamp that uses gravity to generate light. Martin Riddiford, co-inventor of the GravityLight, talks about plans for the innovative project. Image credit: Therefore Limited Genre Science Comment by Chance Moore 2 willing to pay alot for that :) 2014-06-24T01:31:38Z Comment by DrPippi What's the difference between a generator and a battery--I better look that up. 2013-10-03T20:10:44Z Comment by 888a Happy to buy one donate one! 2013-07-23T00:36:35Z Comment by 888a I want one :) 2013-07-23T00:36:17Z Comment by Mohamed Emad 61 i feel ignorant :) 2013-06-22T22:14:49Z Comment by Kristy Lynn 6 This is awesome. 2013-04-23T02:42:28Z Comment by what joey WOW ! unlimited energy 2013-03-03T18:35:50Z Comment by Kambiz Tavana Interesting. 2013-02-21T13:00:46Z Comment by Ricardo Peredo Sarile Fascinating! Much like the servo flashlights that are out in the market. 2013-01-19T04:37:32Z