Some mask assemblages by my wife, Marcia Tiffany

Practical, inspiring alternative energy projects: Build It Solar

A flashback to the Whole Earth Catalog: Kevin Kelly's Cool Tools

Skate sail plans -- fun winter sport!

Processing is a free, open source, multi-platform programming language ideal for visual artists. Open Processing has thousands of examples of what can be done with it.

I'm intrigued by the alternative economic system known as Non-POM, which reinvents money to change it from being "the root of all evil" to being the root of only good.

Non-POM: Even Better than Universal Basic Income? attempts to explain the basics.