Ivory tool from Hohle Fels cave reveals earliest known rope making in Europe

Story: 37500 B.C.E.  |  Last updated: January 4, 0001

Tucked inside a limestone cave in what is now southwestern Germany, a carved strip of mammoth ivory waited roughly 37,000 years to tell its story. When archaeologists finally recognized what they were looking at, it changed how we think about the cognitive and practical abilities of the people who lived through the last Ice Age.

What the evidence shows

• Prehistoric rope making: A 20-centimeter strip of mammoth ivory found at Hohle Fels cave, dated between 35,000 and 40,000 C.E., contains four precisely drilled holes lined with spiral incisions — strong evidence of a tool designed to twist plant fibers into rope.
• Hohle Fels cave: The site in Baden-Württemberg, Germany, has yielded some of the oldest known examples of figurative art and musical instruments, placing this rope-making tool within a broader picture of sophisticated early human creativity.
• Fiber cord fragments: Plant fibers recovered from the ivory tool suggest it was actually used — not merely made — reinforcing the interpretation that systematic rope production was underway in Ice Age Europe tens of thousands of years earlier than previously confirmed.

How the tool worked

Each of the four holes in the ivory strip is lined with spiral grooves cut with remarkable precision. Researchers working with replicas found that feeding raw plant fibers through the perforations and rotating the tool produced strong, elastic rope more reliably than twisting fibers by hand.

Three of the holes have grooves spiraling clockwise from both sides. The fourth spirals clockwise on one side and counterclockwise on the other — a variation that may have allowed the maker to produce different rope structures or plies. The consistency and deliberateness of the incisions leave little room for the interpretation that this was anything other than a purpose-built manufacturing tool.

Fiber-making experiments published in the Journal of Human Evolution confirmed that the perforations worked as effective guides for raw fibers. The spiral incisions helped keep fibers in place during the twisting process, reducing tangling and waste. Making rope this way — with a dedicated tool — represents a significant step beyond simply braiding vines by hand.

Why prehistoric rope making mattered

Rope is one of those technologies so fundamental that its absence would make almost everything else impossible. Hunting with snares, building shelters, hauling game across terrain, lashing tools to handles, climbing, river crossing — all of these depend on reliable cordage. A group with good rope had a measurable survival advantage over one without it.

The people using this tool were anatomically modern humans living during the Aurignacian period, a phase of Upper Paleolithic culture associated with the earliest known figurative art in Europe. The same cave has produced carved figurines and bone flutes. Rope making was not an isolated skill — it was part of a toolkit that included music, visual art, and long-distance trade in materials.

What strikes researchers is the planning this implies. Collecting the right plant fibers, preparing the mammoth ivory, drilling and carving the holes, and then actually producing rope — this is a multi-step technological process that required both knowledge and deliberate instruction to pass on. Rope making, in other words, was a form of accumulated knowledge, something taught and learned across generations.

Earlier evidence and a Neanderthal connection

The Hohle Fels tool is not the earliest hint of cordage technology in the prehistoric record. A tiny fragment of three-ply cord, barely wider than a thumbnail, was recovered from a Neanderthal site dated to approximately 50,000 B.C.E. That fragment — too small to examine without a high-powered microscope — is the subject of ongoing debate: some researchers accept it as deliberate cord-making; others note that plant fibers can twist in natural ways without human intervention.

If the Neanderthal cord is genuine, it pushes the invention of twisted fiber technology back by at least 10,000 years and attributes it to a hominin species other than our own — a finding with profound implications for how we understand Neanderthal intelligence. The question is not yet settled.

Later evidence fills in the picture. Impressions of cordage found on fired clay at Pavlov I in Moravia date to 24,000–26,000 B.C.E. Fossilized rope fragments found in the caves at Lascaux in France date to roughly 15,000 B.C.E. By the time ancient Egypt developed specialized rope-making tools around 4000–3500 B.C.E., the technology had already been refined over tens of thousands of years.

Lasting impact

The downstream consequences of rope making are almost impossible to overstate. Every large-scale construction project in the ancient world — the pyramids of Egypt, the megalithic structures of Europe and the Americas, the temples of Asia — depended on rope to move heavy materials. Seafaring, which allowed humans to populate islands, continents, and trading routes, required rope for rigging and anchoring. Agriculture needed rope to harness animals and manage irrigation systems.

Rope also became a tool of mathematics and record-keeping. Ancient Egyptian rope-stretchers used knotted cords to measure distances and lay out right angles. The quipu, a knotted-cord system used by pre-colonial Andean cultures, served as a sophisticated method of numerical record-keeping and possibly narrative encoding. In medieval Europe, architects and shipbuilders used arithmetic ropes to perform geometric calculations.

None of that is possible without someone, somewhere, first figuring out that twisting fibers together created something stronger than the sum of its parts. The person who made that ivory tool at Hohle Fels was not just solving a practical problem. They were participating in one of the longest chains of cumulative knowledge in human history.

Blindspots and limits

Organic materials rot, which means the rope-making record is almost certainly far older and more geographically widespread than the current evidence shows. Sites outside Europe — across Africa, Asia, and the Pacific — were home to people with equally sophisticated technologies, and the absence of comparable finds there almost certainly reflects the conditions of preservation and the history of where archaeological resources have been concentrated, not a genuine gap in human ingenuity.

The Hohle Fels tool also cannot tell us who made it, how the knowledge spread, or whether similar tools were independently invented elsewhere at roughly the same time. What the fossil record preserves is always a fragment of what existed.

Read more

For more on this story, see: Wikipedia — Rope

For more from Good News for Humankind, see:

• Indigenous communities secure rights to 160 million hectares
• Rhinos return to Uganda’s Kidepo Valley
• The Good News for Humankind archive on prehistory

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