Million-year storage solution is set in stone

(Phys.org) -- A sapphire hard disk can last one million years and resolve a problem worrying archaeologists. Thursday, Patrick Charton of the French nuclear waste management agency ANDRA, presented a way out of data storage problems, an information-engraved sapphire disk using platinum. The disk is being called the ultimate, if not ultimately unaffordable, HDD. The disk was announced at this week’s Euroscience Open Forum, a pan-European event drawing researchers, as a way to provide information for future archaeologists.

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