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Showing 1–5 of 5 results
Advanced filters: Author: Stephan Woodborne Clear advanced filters

  • A descriptive study of several of the oldest baobab trees in sub-Saharan Africa, which are some of the largest and oldest trees on the planet. The authors report that 9 of the 13 oldest baobabs have died in recent years. After describing the structure of the trees (including their false cavities), they also report the carbon dating of these trees and call for more research into the trees’ mortality.

    • Adrian Patrut
    • Stephan Woodborne
    • Karl F. von Reden
    Research
    Nature Plants
    Volume: 4, P: 423-426

  • Mineral pigments have been used by humans and human ancestors for at least 500 thousand years. Here, the authors document ochre provisioning in Middle and Late Stone Age Eswatini, demonstrate the presence of transport networks across 15 sites, and suggest that Lion Cavern is the oldest intensive ochre mine.

    • Brandi L. MacDonald
    • Elizabeth C. Velliky
    • Gregor D. Bader
    ResearchOpen Access
    Nature Communications
    Volume: 15, P: 1-16