zafka

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  1. Helium 3 (en.wikipedia.org)
  2. This is Water (fs.blog)
  3. Do Elephants Have Souls? (thenewatlantis.com)
  4. Schumann_resonances (en.wikipedia.org)
  5. Has anyone had tests done where they potted a PCB in clear epoxy and then did cross sections to check thicknesses and uniformity of gold layers? Or for that matter, favorite labs who do this and other tests.

  6. The Machine Stops (newyorker.com)