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1, 000-year-old Peruvian mask’s red paint contains human blood, study finds

Enlarge / A red paint sample taken from a 1, 000-year-old mask excavated through a Sicán tomb in Peru contains human blood and bird egg proteins, in addition to a red cinnabar pigment. (credit: Adapted from E. Pires et al., JPR, 2021) Ever since a 1, 000-year-old gold mask was excavated from a tomb in […]