A look inside a piece of 130-million-year-old amber found in Lebanon has revealed a gossamer treasure: a filament of spider silk laced with sticky droplets that look just like those from modern spiders.
The 4-millimeter-long strand of viscid silk–the glue-covered type that some web-spinning spiders use to capture prey–is more than 90 million years older than any known sample of spider silk.
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