Pumped hydro storage is one of the ... meter diameter test sphere. The underwater design also eliminates the issue of evaporation, which saps water, and thus energy, from pumped hydro reservoirs.

Georgopanos, from the Institute of Membrane Research, identified an oxygen-permeable silicone membrane that functions as ...

The underwater data center contained 12 racks, 864 servers with FPGA acceleration and 27.5 petabytes of storage ... to use 100 percent renewable energy in all of its data centers by 2025.

Scientists have developed a new energy system for autonomous underwater robots ... the deployment site. A container with metal hydrides serves as a safe and efficient storage medium.