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Science/Tech News

The Hindu

Science/Tech / The Hindu

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From lapis-laden trade routes to mass armies: the changing value of blue

Blue travelled across empires as a marker of divinity, power, and painstaking labour; over time, its value shifted from rarity, ritual, and resonance to performance, supply, and industrial production, revealing the ongoing dialogue between meaning and utility

3 Mar 2026 7:56 am