New Books in Science, Technology, and Society cover image

Vojta Hybl, "Rocks: A Guide to the Stones Around Us and the Stories They Tell" (Frances Lincoln, 2026)

New Books in Science, Technology, and Society

00:00

Umber: a pigment from the deep sea

Vojta traces umber's origin to hydrothermal vents and explains its use as an ancient pigment.

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