Study: Glowing spider fossils hold the secret to why they are well-preserved - Ars Technica

Combination of anaerobic environment and sulfurization created stable carbon-rich films

Enlarge/ Fossilized spider from the Aix-en-Provence formation in France seen in hand sample overlain with fluorescent microscopy image of the same fossil. UV illumination causes the fossil to glow br… [+6229 chars]

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