Source: renewableenergyworld.com Published: October 12, 2012 By Bruce Dorminey Lead image: Pine beetle damage via Shutterstock SEATTLE — At least one...
Source: treehugger.com Published: April 4, 2012 TreeHugger/Screen capture Derek Markham derekmarkha ...
Source: auto.howstuffworks.com Published: August 23, 2012 by Karim Nice The Stirling engine is a heat engine that is vastly different from the internal-combustion engine in your car. Invented by Robert Stirling in 1816, the Stirling engine has the potential to be much...
Source: whitewolfpack.com Published: July 15, 2012 Many Navajo Nation residents must drive 45 minutes to water towers such as these for daily...
Source: earthtechling.com Published: July 7, 2012 By Beth Buczynski Image via Ryan Jongwoo Choi Waterwheel turns your faucet into a tiny power plant. This nifty gadget is already a finalist in the Industrial Designers Society of America’s 2012 International Design...
