An LED light that runs on rope pulls and gravity has been developed, which could be good news for developing countries without access to stable lighting. GravityLight, a crowdfunding campaign and ...

With most of us in the developed world more concerned about the flow of electricity to power our computers, TVs and all manner of other wonders of the modern age, it’s easy to forget the massive ...

A gravity powered LED light has been introduced by the designers of GravityLight. This light produces its own energy by, you guessed it, gravity. A string on one side of the light is pulled, lifting a ...

To wage their war on kerosene lamps and the perils the substance presents, partners Martin Riddiford and Jim Reeves have developed the GravityLight, an LED lamp that runs on gravity ― no electricity ...

Gravity energy storage is not exactly at the center of energy-related debates. However, it does have some admirable qualities. One is that such systems can be designed to last a lifetime. This is very ...