1,200 Generations Ago
Humans used bone and ivory needles like these about 28,000 BCE to sew warm, closely fitted garments. These bone needles are from Xiaogushan, Liaoning Province, China, and are dated to about 28,000 to 21,000 BCE.
Advanced Sewing Needles
28,000 BCE
28,000 to 21,000 BCE
That History Story,
was first published on TST 5 years ago.
The flashcard inspired by it is this.
All this is part of the broader TST project.
Tidbits are written to stand alone, but they are also designed to interlock—forming a research layer that supports deeper synthesis.
By keeping editions identifiable and research reusable, the project remains coherent even as its thinking evolves.
The end!