"Science Machine" from birth to completion

How Chad Pugh’s brilliant “Science Machine” came to life:

This illustration is the inspiration behind the Vimeo login page, which is itself a pretty outstanding example of the genre. If you’re quick, you can order a print of the illustration itself.

(Just for my own ego gratification, I’d like to note that I saw this before it appeared on Kottke. And thus, I am a wonderful and unique snowflake.)