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Tracing Adaptation through Tribology and Ethnoarchaeology: Temporal-Resource Allocation and Changes in Pleistocene Bone Tools

Project description

Reconstructing the use and meaning of early human tools

While Pleistocene bone tools offer valuable insights into how early humans adapted to changing environments, their role in past societies remains difficult to reconstruct. Moving beyond traditional approaches focused on isolated tool functions, new interdisciplinary methods are needed to reveal the dynamic behaviours and knowledge systems behind these technologies. Supported by the Marie Skłodowska-Curie Actions programme, the TRACE project will develop a temporal-resource framework combining archaeology, tribology, ethnography, and machine learning to reconstruct how bone tools were used and how their functions evolved over time. By creating predictive models linking surface textures to tool use duration, validating them with ethnographic datasets from Chinese communities, and applying them to key Pleistocene archaeological sites, the project will establish the first reproducible approach for interpreting expedient bone tools.

Objective

Pleistocene bone tools provide crucial evidence for understanding hominin adaptive strategies. While research has traditionally focused on formal bone tools, growing evidence points to a two-million-year tradition of expedient bone tools, often unmodified or minimally modified. Although their importance has been demonstrated, current approaches remain limited to static functional snapshots and lack reliable methods for estimating use duration or integrating social and cultural contexts. TRACE addresses these challenges by developing an innovative Temporal-Resource framework that combines archaeology, tribology, ethnography and machine learning. The project will (O1) construct predictive models linking surface textures to tool use duration, (O2) validate them through a Chinese ethnographic bone tool database documenting practices among the Li, Dulong and Oroqen, and (O3) apply these models to six key Chinese sites spanning the late Middle Pleistocene-Early Holocene. By systematically integrating experimental replication, ethnographic evidence and surface texture analyses, TRACE will establish the first reproducible framework for estimating both use duration and function of bone tools. This approach expands the interpretive scope of expedient bone tools beyond the traditional focus on static functions related to lithic production and animal processing, incorporating plant-use replicas, dynamic decision processes, and their broader social and cultural implication. Incorporating Chinese datasets into global comparisons enhances reconstructions of hominin adaptation, cultural transmission and population dynamics, which have so far been dominated by African and European evidence. TRACE will thus create links between endangered traditional knowledge and prehistoric technologies, and redefine bone tools as ecological and cultural indicators of Pleistocene adaptive complexity.

Fields of science (EuroSciVoc)

Keywords

Programme(s)

Topic(s)

Funding Scheme

HORIZON-TMA-MSCA-PF-EF - HORIZON TMA MSCA Postdoctoral Fellowships - European Fellowships

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Call for proposal

(opens in new window) HORIZON-MSCA-2025-PF

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Coordinator

UNIVERSIDAD DEL PAIS VASCO/ EUSKAL HERRIKO UNIBERTSITATEA
Net EU contribution
€ 209 914,56
Address
BARRIO SARRIENA S N
48940 Leioa
Spain
Region
Noreste País Vasco Bizkaia
Activity type
Higher or Secondary Education Establishments
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Total cost
No data

Partners (2)