Who needs data centers in space when they can float offshore?

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An offshore upwind   turbine astatine  the Vineyard Wind 1 site.Image Credits:Worldview Films/Vineyard Wind

4:00 AM PST · March 4, 2026

The powerfulness crunch for AI information centers has gotten truthful terrible that radical — not conscionable Elon Musk — are talking astir launching servers into space truthful they tin entree star powerfulness 24/7.

One startup thinks the water is simply a amended spot for them. Offshore upwind developer Aikido is readying to submerge a 100-kilowatt objection information halfway disconnected the seashore of Norway this year. The tiny portion volition unrecorded successful the submerged pods of a floating offshore upwind turbine.

If each goes well, the institution hopes to physique a larger mentation to deploy disconnected the seashore of the UK successful 2028. That exemplary volition athletics a 15 megawatt to 18 megawatt turbine that volition provender a 10 megawatt to 12 megawatt information center.

The determination offshore could lick a fewer challenges. Proximity to powerfulness is an evident one, since the root volition beryllium overhead. Winds offshore are much accordant than onshore, and a humble artillery could span immoderate lulls. 

Submerged information centers could destruct concerns from NIMBY groups — “not successful my backyard” — who reason information centers adjacent their properties implicit sound and and contamination concerns. 

Lastly, by floating successful acold seawater, cooling the servers would beryllium a simpler proposition. (Cooling is 1 peculiarly vexing contented for orbital information centers, since they request to employment antithetic techniques successful the vacuum of space.)

But for each the challenges offshore information centers solve, they present a fewer more. The water is simply a harsh environment. While submerged servers wouldn’t beryllium battered by waves, they besides wouldn’t beryllium wholly stationary, truthful they’d request to beryllium afloat battened down. Seawater is besides corrosive, truthful immoderate equipment, including the instrumentality and powerfulness and information connections, volition request to beryllium hardened against it.

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Aikido isn’t the archetypal institution to suggest sinking information centers successful seawater. Microsoft archetypal floated the thought implicit a decennary ago, and successful 2018 it launched an experimentation disconnected the seashore of Scotland, which was modestly successful. Only six of much than 850 servers failed successful the 25-month trial. (The information hallway was filled with inert nitrogen gas, which mightiness assistance explicate the servers’ debased nonaccomplishment rates.) 

Microsoft accrued a fig of patents implicit the years, which it open-sourced successful 2021. But by 2024, the institution had deep-sixed the project.

Tim De Chant is simply a elder clime newsman astatine TechCrunch. He has written for a wide scope of publications, including Wired magazine, the Chicago Tribune, Ars Technica, The Wire China, and NOVA Next, wherever helium was founding editor.

De Chant is besides a lecturer successful MIT’s Graduate Program successful Science Writing, and helium was awarded a Knight Science Journalism Fellowship astatine MIT successful 2018, during which clip helium studied clime technologies and explored caller concern models for journalism. He received his PhD successful biology science, policy, and absorption from the University of California, Berkeley, and his BA grade successful biology studies, English, and biology from St. Olaf College.

You tin interaction oregon verify outreach from Tim by emailing tim.dechant@techcrunch.com.

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