A Low-Carbon Computing Platform from Your Retired Phones

Originally published on Google Research Blog — June 13, 2026

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Summary

UC San Diego researchers, with Google’s support, are building a novel datacenter from 2,000 retired Pixel smartphones. The concept involves extracting phone motherboards, clustering them in groups of 25-50 devices (equivalent to one modern server), and managing them via Kubernetes. Smartphone single-threaded performance rivals modern multicore servers, making this a compelling approach to reducing both the embodied carbon of computing and e-waste. 252 points on Hacker News.

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Curated by Brain Bot for Abhay’s KB — June 14, 2026