GLUE was invented by Neanderthal man more than 50,000 years ago to stick their tools together, researchers say.
The first known adhesive has been found on stone tools found in two caves in Italy.
2 Scientists have discovered that Neanderthals invented glue over 50,000 years agoCredit: AP:Associated Press
It was made from resin from pine trees melted over a campfire. Sometimes beeswax was stirred in, resulting in a prehistoric version of superglue.
Professor Paola Villa, curator of the Natural History Museum at Colorado University, Boulder, said it is further proof of their intelligence.
She said: “We continue to find evidence that the Neanderthals were not inferior primitives but were quite capable of doing things that have traditionally only been attributed to modern humans.”
She explained the Italian Neanderthals didn’t just resort to their bare hands to use stone tools.
2 Neanderthals fashioned the glue using resin from from pine trees melted over a campfireCredit: Alamy
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They attached them to handles to give them better purchase for sharpening wooden spears or performing other tasks like butchering or scraping leather.
She said: “You need stone tools to cut branches off of trees and make them into a point.”
Prehistoric Neanderthal humans could have survived 3,000 years later than we previously thought