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How Light Propulsion Will Work
science.howstuffworks.com/light-propulsion.htm
Like many new technologies, light propulsion was originally conceived as a tool of war and national defense. But the "Star Wars" missile defense system may eventually send rockets, rather than missile-destroying lasers, into space.
Is ethanol really more eco-friendly than gas?
auto.howstuffworks.com/fuel-efficiency/alternative-fuels/ethanol-facts.htm
Ethanol facts help sort out which is better, ethanol or gas? Learn about ethanol facts, and find out if ethanol is more eco-friendly than gas.
Ultimate Guide to the Jura Wine Region
recipes.howstuffworks.com/food-facts/jura-wine-region.htm
The Jura wine region is among France's best. Learn all about the Jura wine region at HowStuffWorks.
How Geothermal Energy Works
science.howstuffworks.com/environmental/energy/geothermal-energy.htm
Geothermal energy is clean, abundant and renewable. Learn about geothermal energy, geothermal heat pumps and geothermal power plants.
Can any car be converted into a grease car?
auto.howstuffworks.com/fuel-efficiency/vehicles/grease-car-conversion.htm
Grease car conversion can be relatively simple and save you loads on fuel. Learn about grease car conversions and waste vegetable oil.
Why Do Spotted Hyenas Laugh?
animals.howstuffworks.com/mammals/hyenas-laugh.htm
We all remember the laughing hyenas from "Lion King", but who knows why these canines laugh? We do. Find out why spotted hyenas laugh in this article.
How In-wheel Motors Work
auto.howstuffworks.com/in-wheel-motor.htm
The in-wheel motor may make many of your car's components obsolete. Read about in-wheel motors and learn how they work in this article.
Can I go without a refrigerator?
home.howstuffworks.com/go-without-refrigerator.htm
Trying to go without a refrigerator is explored in this article from HowStuffWorks. Learn about going without a refrigerator.
Windows Down or A/C on — Which Is More Fuel-efficient?
auto.howstuffworks.com/fuel-efficiency/hybrid-technology/driving-with-windows-down.htm
How do you know when you should be driving with your windows down? Read this article to find out when you should be driving with your windows down.
How Dirt Stock Car Racing Works
auto.howstuffworks.com/auto-racing/nascar/nascar-basics/dirt-stock-car-racing.htm
Dirt stock car racing is not as fast as racing at a speedway, but it's very exciting. Learn all about dirt stock car racing at HowStuffWorks.