Researchers are turning old Pixel phones into a data center – and they outperform some server hardware

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Forward-looking: Researchers at the University of California San Diego are testing whether retired smartphones can still do useful work instead of ending up as electronic waste. Working with Google, the team is trying to turn retired Pixel smartphones into a low-cost data center. The goal is to keep working hardware in use instead of throwing it out after a few upgrade cycles.

Google Research frames the project around "embodied carbon," the emissions tied to manufacturing devices in the first place. Smartphones, which most people replace every few years, account for a growing share of global e-waste. Extending their useful life, even in a different role, directly reduces that footprint.

What makes the approach viable is not just environmental logic but performance. According to the study, smartphones released roughly three years ago can still...

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