Under lasers, a feathered dino shows some skin

Geochemical fluorescence method illuminates Anchiornis soft tissue, but some remain skeptical

Anchiornis wing under LSF

LASER LIGHTING  A next-generation imaging technique called laser-stimulated fluorescence reveals hidden skin in the feathered wing of the Jurassic dinosaur Anchiornis.

X.L. Wang, M. Pittman et al 2017

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