Surveying Palaeolithic Archives in the Be’eri Badlands, Northern Negev Desert, Israel
Through a systematic three-year "siteless" survey of the Be'eri Badlands in the Northern Negev, researchers documented over 2,000 Lower and Middle Palaeolithic lithic artifacts and associated faunal remains, revealing a complex history of early hominin mobility driven by freshwater availability in this arid landscape.
Original paper licensed under CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/). This is an AI-generated explanation of the paper below. It is not written or endorsed by the authors. For technical accuracy, refer to the original paper. Read full disclaimer
Deserts are often imagined as empty, hostile places where life struggles to survive, but for our ancient ancestors, these vast landscapes were not always barriers. When water was available in the form of springs, rivers, or lakes, deserts became corridors that allowed early humans to move across continents. This dynamic relationship between water and movement is crucial for understanding how humans spread out of Africa and into the Middle East. However, much of this history is hidden. In the Negev Desert of Israel, the record of early human life is fragmented. While we know people were there, the specific details of when they arrived, what they ate, and how they interacted with the environment remain unclear because few sites have been carefully dug up and studied. Most of what we know comes from scattered objects found on the surface, often collected by chance rather than through systematic science.
To fill these gaps, a team of researchers recently turned their attention to the Be'eri Badlands, a rugged, semi-arid area in the northwestern Negev. Instead of looking for a single, concentrated campsite, the team adopted a different strategy. They treated the entire landscape as a single archive, walking systematically across eight square kilometers to collect every stone tool and animal bone they could see on the surface. Over three years, from 2021 to 2023, a group of students and experts traversed the dry ravines and slopes, gathering more than 2,000 stone artifacts. They found that the landscape, constantly reshaped by wind and rain, had actually helped them by exposing ancient materials that were once buried. The erosion stripped away layers of soil, revealing a mixed collection of tools and bones that told a story of human presence stretching back hundreds of thousands of years.
The results of this survey paint a picture of a region that was once a vital stopover for early humans. The stone tools they found were mostly simple flakes—sharp pieces of stone chipped off a larger core—rather than the fancy, shaped handaxes that often grab attention. However, among the thousands of ordinary stones, the team identified specific tools that act as time markers. They found handaxes and other double-sided tools that belong to the Lower Paleolithic period, as well as a different style of tool-making known as the Levallois technique, which dates to the Middle Paleolithic. This mix suggests that the area was visited by different groups of people over a long span of time. The presence of these tools, combined with the remains of large animals like straight-tusked elephants, ancient wild horses, and aurochs, indicates that the Be'eri Badlands was once a place where water flowed and life thrived.
One of the most striking discoveries was the connection between the stone tools and the bones of these massive animals. The researchers found fragments of elephant tusks and teeth, some of which had been known to local residents for decades but never fully studied. One tusk, originally found in 1975, was over a meter long when discovered, though it had broken into pieces over time. The size and shape of these remains point to a species of elephant that lived in the Middle Pleistocene, a time when the climate was different from today. The fact that these large animals lived alongside early humans suggests that the area supported a rich ecosystem, likely centered around freshwater sources that no longer exist. The clay and sand layers where these items were found tell a geological story of ancient lakes and rivers that periodically filled and dried up, leaving behind a layer cake of sediment that trapped the evidence of human and animal life.
The study also highlighted a significant difference between how scientists and amateur collectors view the past. For years, local residents had gathered stone tools from the area, but they tended to pick up the most complete and beautiful items, such as large handaxes, leaving the broken, less obvious pieces behind. This created a skewed picture of what was actually there. The new survey, by collecting everything regardless of how it looked, revealed that the vast majority of the tools were actually simple flakes and small fragments. This "balanced" collection showed that the people who lived there were not just making grand tools but were engaged in the everyday, messy work of chipping stone and processing food. The sheer number of small, unremarkable pieces found alongside the few fancy tools confirmed that these were not just random drops of objects, but the remains of actual living spaces where people worked and rested.
Despite the wealth of information gathered, the researchers are careful to note that the full story is still incomplete. The erosion that brought these items to the surface also scattered them, mixing layers of time together. It is difficult to say exactly how old any single tool is or whether the elephant bones and stone tools were left there at the exact same moment. The landscape has acted like a blender, mixing evidence from different eras into a single surface layer. To truly understand the sequence of events, the team argues that future work must involve digging deep into the ground to find undisturbed layers of soil. Until then, the surface finds serve as a powerful reminder that the Negev Desert was once a green corridor, a place where water sustained both humans and the giant animals they hunted, leaving behind a scattered but undeniable legacy of life in the ancient past.
Drowning in papers in your field?
Get daily digests of the most novel papers matching your research keywords — with technical summaries, in your language.