• Scientific American.com: Sitcoms on the Brain
  

  ‘…ambiguity, incongruity and surprise are key elements in many jokes..’ – proving (again) that Arthur Koestler was way ahead of his time (via boingboing.net)

• Subterranea Britannica
  

  ‘…a society devoted to the study and investigation of man-made and man-used underground places…’

• BBC – Radio 4 – The Hitchhiker’s Guide to the Galaxy
  

  On Tuesday 21 September 2004 at 6.30pm The Hitchhiker’s Guide to the Galaxy returns to Radio 4 for a brand new series.

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