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Article URL: A German experiment proved that simple concrete spheres make fantastic batteries. Now, California plans to submerge a 9-meter diameter sphere in the ocean and is already planning versions of 30 meters.
Comments URL: Concrete spheres for energy storage; California plans a 9-meter diameter sphere | Hacker News
Points: 26
# Comments: 34
Continue reading...
Comments URL: Concrete spheres for energy storage; California plans a 9-meter diameter sphere | Hacker News
Points: 26
# Comments: 34
Continue reading...