# \#carpentry

**URL:** https://scanalyst.fourmilab.ch/tag/carpentry/3506.md

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## [Evidence of Structural Use of Wood by Pre-Humans 476,000 Years Ago](https://scanalyst.fourmilab.ch/t/evidence-of-structural-use-of-wood-by-pre-humans-476-000-years-ago/3775)

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**Author:** [@johnwalker](https://scanalyst.fourmilab.ch/u/johnwalker)\
**Replies:** 0\
**Last updated:** [22 September 2023 16:39 UTC](https://scanalyst.fourmilab.ch/t/evidence-of-structural-use-of-wood-by-pre-humans-476-000-years-ago/3775 "2023-09-22T16:39:16Z")

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In a paper published in Nature on 2023-09-20, “Evidence for the earliest structural use of wood at least 476,000 years ago” (full text \[PDF\] at link), researchers report discovery of two interlocking logs with a deliber…

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## [Making a Wormhole Coffee Table](https://scanalyst.fourmilab.ch/t/making-a-wormhole-coffee-table/2527)

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**Author:** [@johnwalker](https://scanalyst.fourmilab.ch/u/johnwalker)\
**Replies:** 5\
**Last updated:** [1 January 2023 00:34 UTC](https://scanalyst.fourmilab.ch/t/making-a-wormhole-coffee-table/2527 "2023-01-01T00:34:41Z")

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The infinity mirror with LED illumination in the throat of the wormhole is a particularly nice touch.