More gravity-power Stories

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Who’s the startup behind Bill Gates’ recent description of a company he’s involved with that’s making energy storage out of “gravel on ski lifts?” Michael Kanellos guesses it’s Energy Cache, which is developing a solar-powered pump for delivering materials to the top of mountains. Read more »

pumpedhydrostorage

Gravity Power is developing a new way to store massive amounts of energy for the power grid: gravity and a new invention using pistons, water-filled shafts in the ground and a motor. Read more »

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