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The Strange Beauty of Solargraphs

Solargraphs capture the movement of the sun over time, often weeks or months. They are taken with pinhole cameras on photographic paper, leading to a very unique and ethereal look. The results are strange and beautiful.

A Sign of Life in 2026!

I've rebuilt this site, and am in the process of building new features and content. In particular, there's now an interactive version of the ZIPScribble Map. Learn more about how the new site was built, and stay tuned for more.

Paper: Business Data Visualization, Beyond the Boring

The words 'business' and 'data visualization' probably put you to sleep before you even reach the end of this sentence. But wake up! There's actually a lot of interesting work to be done in this area, if only we give it a chance.

The New York Times now has a web Flash player

Before we had D3 and all this fancy web technology, interactive news pieces on the web were usually built using Adobe Flash. Since the demise of Flash, they have all been broken, but now the NY Times has added a web-based Flash player to their archives so they can be experienced again in all their interactive glory!

Rainbow Colormaps Are Not All Bad (Paper)

Rainbow colormaps are among the most derided ideas in data visualization, second only to pie charts. And yet, people use them. Why? A recent paper looks at some of the reasons why they are so popular and points to research showing that they might not be so bad if used for the right tasks. There's even opportunity for interesting research in rainbow colormaps!

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