Ecotech fantasies

15 unconventional wind turbine designs that will never work.

Slow geeks

Amish hackers. Via Tapwater J.

Snow scooter from the 1920s

Snow scooter

Demo film of the Armstead Snow Motors Company. Via TapwaterJ.

Dynamos from the 1880s


A gallery of illustrations.

Tools and ideas

Whole Earth Catalog (1968-1988).


An overview of hazardous materials used in solar PV cell production. Via Treehugger.