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Your search for "clean technology" returned 1,063 results
How Friendster Works
computer.howstuffworks.com/internet/social-networking/networks/friendster.htm
Friendster was one of the Web sites to bring social networking into mass culture. See how Friendster connects you to people and other Friendsters.
1931-1933 Marmon Sixteen
auto.howstuffworks.com/1931-1933-marmon-sixteen.htm
The 1931-1933 Marmon Sixteens were exciting automobiles that were fast, light, and good at climbing hills. Learn about the 1931-1933 Marmon Sixteen.
15 Healing Crystals and How to Use Them
science.howstuffworks.com/environmental/earth/geology/healing-crystals.htm
Curious about healing crystals and their meanings? Here's the lowdown on 12 of the most popular stones for wellbeing.
How to Conserve Energy at Home
home.howstuffworks.com/green-living/how-to-conserve-energy-at-home.htm
What is "energy"? Where does it come from? How do we pay for it? Learn the answers to these questions, and find out how to live more efficiently in your home.
How Space Food Works
science.howstuffworks.com/space-food.htm
Space food for astronauts has come a long way since the flavorless paste that came in tubes. Learn about the development of space food.
Do I really need a digital converter box for my TV?
electronics.howstuffworks.com/digital-converter-box.htm
A digital converter box will soon be required for TVs that aren't connected to digital cable. Find out if you'll need a digital converter box.
Is hydrogen fuel dangerous?
auto.howstuffworks.com/fuel-efficiency/alternative-fuels/dangerous-hydrogen-fuel.htm
Hydrogen fuel is an attractive alternative fuel source. Learn about hydrogen fuel and the dangers of the element, including the Hindenburg disaster story.
Can the government take away my laptop?
computer.howstuffworks.com/government-take-laptop.htm
Can the government take away my laptop? U.S. Customs can seize it to search it. Find out: can the government take away my laptop?
How Solar- vehicle Ventilators Work
auto.howstuffworks.com/fuel-efficiency/hybrid-technology/solar-powered-vehicle-ventilators.htm
Solar vehicle ventilators are great automotive gadgets. Learn more about solar vehicle ventilators at HowStuffWorks.
How Wheat Works
science.howstuffworks.com/life/botany/wheat.htm
Ten-tier wedding cakes, bagels slathered with cream cheese and slim, crusty baguettes -- we owe them all to wheat. What's the story behind this ancient, ubiquitous food crop?