Perma Art - Permaculture and Art    by James Ru
Price: $2.99 USD. 9510 words. Language: English. Published on January 23, 2013. Essay » Technology.
Art can be used to enhance permaculture, by reconsidering art supplies and designing new tools of expression.

The HHOPP engine    by TR Nowry
Price: $0.99 USD. 6300 words. Language: English. Published on December 8, 2009. Fiction » Science fiction » General.
A way of building high displacement engines (internal combustion, stirling, and diesel) in incredibly small physical packages. With all other things considered equal, the HHOPP version of the same power and displacement engine will be 1/4 the size or smaller than conventional designs. Bonus--the Million ton flywheel