More than half of the UK’s electrical power was supplied by renewable energy on February 25 2026. That consisted mainly of solar, wind and hydroelectric sources. The next day, a new […]
From Microgrids to Hypergrids
This rendering delivers the expected size of a typical Data Center. The unprecedented power demands of data centers, combined with the deep pockets of the hyperscalers building them, are creating […]
Grid scale bubble batteries
This giant bubble on the island of Sardinia holds 2,000 tonnes of carbon dioxide. But the gas wasn’t captured from factory emissions, nor was it pulled from the air. It […]
A 220-Meter-Deep Hole Left by an Iron Mine Is Now a Turquoise Lake With Plans to Become a Giant Clean Energy Battery
At the edge of a small Ontario town, a steep-sided turquoise lake occupies the footprint of a long-defunct iron mine. The water is still, the cliffs sharp, the surrounding land shaped by decades […]
Why this Colorado coal town is digging geothermal
Bedrock will complete the project, providing 2 megawatts of thermal energy, in phases, with roughly half the district done in 2026 and the whole job finished by 2028. Along the way, constructed buildings will be […]
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