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Microsoft sinks data centre off Scotland
London — Microsoft has submerged a data centre off northern Scotland’s Orkney archipelago in a project to save on the energy used to cool the servers on land, the US tech company says. The Northern Isles data centre consists of a 12.2m-long white cylinder containing 864 servers — enough to store 5-million movies — and can lie on the seabed for up to five years. An undersea cable brings electricity, from Orkney’s renewable energy network of wind turbines and tidal power, to the centre and carries data from the servers to the shore and the internet. "More than half of the world’s population lives within about 120 miles of the coast," Microsoft says, describing the data centre as a "milestone" for the company. "By putting data centres in bodies of water near coastal cities, data would have a short distance to travel to reach coastal communities," it says. The sea offers ready and free access to cooling, which is one of the biggest costs for land-based data centres. It is also far quick...
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