this post was submitted on 11 May 2025

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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 (farmingdale-observer.com)

submitted 1 month ago by [email protected] to c/[email protected]

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[–] [email protected] 4 points 1 month ago* (last edited 1 month ago)

That's exactly the way I would have calculated it, glad someone beat me to it though. Thanks!