Lingjing Site Dates to 146,000 Years, Revealing Ancient Human Relative's Capabilities
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A new study has precisely dated China's Lingjing archaeological site to approximately 146,000 years old, placing it within a cold glacial period. The site was occupied by Homo juluensis, an extinct human relative with large brains, who used organized stone tool manufacturing to process animals. This refined timeline offers a clearer view of human evolution in East Asia during the late Middle Pleistocene.
Facts First
- The Lingjing site dates back approximately 146,000 years, an increase of about 20,000 years from prior estimates.
- Homo juluensis, an extinct human relative, occupied the site and possessed large brains and traits linking them to archaic humans and Neanderthals.
- Archaeologists discovered highly organized stone tool manufacturing at the site, including symmetrical and asymmetrical disc-shaped cores.
- The site served as a butchering location where Homo juluensis processed animals like deer.
- Scientists dated the site by analyzing calcite crystals inside an animal bone, measuring the uranium-to-thorium ratio.
What Happened
A study published in the Journal of Human Evolution has established that the Lingjing archaeological site in central China is approximately 146,000 years old. This date, determined by analyzing calcite crystals inside a deer-like animal bone, is about 20,000 years older than previous estimates and places the site within a cold glacial period. The site was occupied by Homo juluensis, an extinct human relative related to modern humans (Homo sapiens). Archaeologists discovered that Homo juluensis used a highly organized process to manufacture disc-shaped stone cores for tools, which were used at the site to butcher animals.
Why this Matters to You
This discovery refines our understanding of human history, showing that a sophisticated human relative was thriving in East Asia during a challenging ice age period. It demonstrates that complex behaviors, like organized toolmaking, were present much earlier than previously documented for this region. For you, this adds a tangible piece to the puzzle of our own species' deep past and the diverse branches of the human family tree that once existed.
What's Next
The more precise dating of the Lingjing site provides a clearer benchmark for comparing other archaeological finds across East Asia. This could help scientists better map the movements and technological developments of different human groups, including Homo juluensis and Homo sapiens, during the late Middle Pleistocene. Further analysis of the tools and bones from the site may reveal more about how these ancient humans adapted to their glacial environment.