Ramaco, a mining company, is developing a small coal mine in Wyoming that will extract rare earth elements from the coal it ...

Courtesy of Gravitricity Abandoned coal mines are becoming the batteries of the future. F rom Europe to North America, an energy revolution is breathing new life into empty, long-forgotten coal ...

Plus Power’s Kapolei battery is officially online. The pioneering project is a leading example of how to shift crucial grid functions from fossil-fueled plants to clean energy.

Daimler, through its subsidiary Mercedes-Benz Energy and with partners, is turning a coal power plant into a large energy storage facility using over a thousand modules from its electric car ...

So far, most of these batteries are lithium-ion, similar to the ones in a phone, laptop or electric car. Because they’re already built in bulk for other industries, they’ve become the default ...

In 2011 the International Energy Agency (IEA) saw potential for a "golden age of gas". Four years on, cheap coal still stands in the way, and new power storage technology is making renewables a ...

Reasons to be Cheerful explains how "gravity batteries" are giving former mines a second life—while offering an economic and environmental boost to communities once reliant on coal.