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Fervo Energy

Geothermal

+4

How to Feed a Data Centre 24/7: Drill Into 460-Degree Rock

Jul 23, 2026

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5 min read

How to Feed a Data Centre 24/7: Drill Into 460-Degree Rock

Fervo drilled its hardest well yet into 460-degree rock in 21 days and named Utah for the first data centres built to run on always-on geothermal heat.

Space

+26

The Signal — A battery of iron and air could be clean energy's missing piece

Jun 24, 2026

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10 min read

The Signal — A battery of iron and air could be clean energy's missing piece

Cheap storage that lasts days, not hours, is the part that finally lets a grid run on sun and wind — plus five more signals from the frontier.

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