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Edition #183 · Wednesday, October 21, 2026 · 3114 positive stories
Environment & Climate

Startup taps underwater volcano as energy source in "proof point" test

Ars Technica Science 2026-10-19
Startup taps underwater volcano as energy source in "proof point" test

A new power plant, deployed near an underwater volcano, has successfully generated electricity from geothermal energy beneath the ocean's surface. The test was a key milestone for the company behind the project and demonstrated the potential of tapping into this renewable energy source. Although the amount of time generating net-positive electricity was brief, the trial showed that it is technically feasible.

Why it's good news: It highlights a new and innovative approach to harnessing renewable energy, which could contribute to reducing our reliance on fossil fuels.

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Ars Technica Science
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About Environment & Climate coverage

Environment stories track ecosystems recovering, species rebounding, clean energy milestones, and conservation wins. Climate news is included when the story centers on measurable progress rather than projections of future damage. We believe tracking what is working is as important as tracking what is not.

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