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free energy, biogas, biodiesel, wind power, solar power, electric car, hybrid car, environment, tidal power, nuclear power, solar cell, global warming, global dimming

Contains both useful science education and TOTAL CRACK-BRAINED DETRIUS. Amateur science resources, many new science projects and activities for kids, science textbook errors, Tesla coil construction, physics teaching articles, electricity articl...

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Explore the most popular how-to topics on WonderHowTo and learn something new today.

The Do It Yourself World offers free experiments and projects in alternate energy, off grid living, survival and natural foods.

Instructables is the Biggest How To and DIY community where people make and share inspiring, entertaining, and useful projects, recipes, and hacks.

Facebook is a social utility that connects people with friends and others who work, study and live around them. People use Facebook to keep up with friends, upload an unlimited number of photos, post links and videos, and learn more about the people ...