ScienceExplainer
Why tech companies want to put data centres in space
AI's hunger for electricity is running into the limits of power grids. Orbit offers constant sunlight, and a long list of engineering problems.
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Google's Project Suncatcher will put four AI chips in orbit on 1 October
A fridge-sized prototype satellite carrying Google TPUs launches on a SpaceX Falcon 9, the first test of Google's idea for solar-powered data centres in space.
Japan's used bookstores report a 5x rush of bulk orders, with 50 tons shipped to the US
Sellers say buyers are taking philosophy, history, law and Edo-period books by the ton. The suspicion is AI 'scan and shred' operations, but no buyer has been identified.