Allium ursinum

...ves in moist, acidic soil–forest conditions, in other words. In short, not appropriate for our climate in Los Angeles, but folks in the northwest might consider planting some. Like all members of the Allium species it’s toxic to dogs, but we’ve never had a problem with our dog eating onions (he prefers raiding our avocado tree and tomato bushes for illicit snacks). Special thanks to Steve Rowell of the Center for Land Use Interpretation for the ph...

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Build a Solar Dehydrator

...this “Appalachian Dehydrator”, designed by Appalachian State University’s Appropriate Technology Program, in the February/March 1997 issue of Home Power Magazine. The February/March 1999 issue of Home Power features a refinement of this plan, but we just built the original design and it works fine. The original plans and improvements to those plans are split between two articles: Issue #57 and Issue #69. You need to download and read through both...

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A Tensegrity Table

...ld make a similar table, only out of scavenged materials (scavenging seems appropriate in these crummy economic times!). To make your own tensegrity table, molecular biomechanics professor Dr. William H. Guilford has some very nice step-by-step instructions here. My version is slightly different, but frankly Guilford’s design is probably more stable. I used some electrical conduit tubing left over from remodeling the house, some rope and a stop si...

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