A diamond’s past is rarely crystal clear. Everledger uses blockchain technologies to track features such as cut and quality, and weed out diamonds from war zones. Using 40 different features, Everledger gives each diamond a unique digital ID, which can be traced from mine to ring. Ov

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A new space economy: The business case to dream A new space age is emerging. Over 50 venture capital firms invested in space in 2015, putting more VC dollars in to the sector in that year alone, than in the prior 15 years combined. Rapidly falling costs are lowering the barriers

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