links for 2009-04-01

  • "March 24, 2009 — Some of Egypt's most magnificent pyramids were deliberately designed to follow a pattern of invisible diagonal lines, an Italian study has concluded." "Our starting point was the so-called 'Giza diagonal,' an ideal line which connects the southeast corners of the three main pyramids and points to Heliopolis."
  • "Free, Open-Source Data Visualization Web Widgets, and More"

    "This is an open-source 'spin-off' from the Simile project at MIT. Here we offer free, open-source web widgets, mostly for data visualizations. They are maintained and improved over time by a community of open-source developers."