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How Floating Cities Will Work
science.howstuffworks.com/engineering/structural/floating-city.htm
Floating cities could potentially house over 50,000 permanent residents in the sky! Learn about floating cities in this article.
How Magna Doodle Works
entertainment.howstuffworks.com/magna-doodle.htm
The Magna Doodle... For kids, it's a cool toy. For the rest of us it's a tribute to the beauty of physics. Discover the science behind Magna Doodle.
How Fuel Processors Work
auto.howstuffworks.com/fuel-efficiency/fuel-consumption/fuel-processor.htm
Hydrogen gas is hard to store, so fuel processors are crucial to most commercial fuel cells. Learn how fuel processors supply the hydrogen and how efficient they really are.
Knight
history.howstuffworks.com/european-history/knights.htm
Knights, in the Middle Ages, were warrior horsemen. A knight was called Sir, and was usually of a noble or a genteel family.
What Does 'BPA Free' Mean and Why Does It Matter?
science.howstuffworks.com/environmental/green-science/bpa.htm
The chemical BPA (bisphenol-a) often found in consumer goods, may be linked to human health problems. Learn more about BPA in polycarbonate plastics.
Why Electric Fireplaces Are Hot
home.howstuffworks.com/home-improvement/heating-and-cooling/electric-fireplaces.htm
There's just something about sitting in front of a fire that soothes the soul. And electric fireplaces make whiling the hours away in front of those flickering flames as simple as flipping a switch.
How the Ford Fusion Hybrid Works
auto.howstuffworks.com/fuel-efficiency/hybrid-technology/ford-fusion-hybrid.htm
The Ford Fusion Hybrid is one of the most popular hybrids available. Learn all about the Ford Fusion Hybrid at HowStuffWorks.
What is the difference between the Prius and the Prius Touring?
auto.howstuffworks.com/fuel-efficiency/hybrid-technology/prius-vs-prius-touring.htm
What is the difference between the Prius and the Prius Touring? Learn about the difference between the Prius and the Prius Touring at HowStuffWorks.
How the Toyota FT-HS Works
auto.howstuffworks.com/fuel-efficiency/hybrid-technology/toyota-ft-hs.htm
The Toyota FT-HS concept car is a high-powered, sporty hybrid. Get the scoop on the Toyota FT-HS in this article.
How does the environment affect my skin?
health.howstuffworks.com/skin-care/information/health-factors/environment-affect-skin.htm
Want to know how the environment affects your skin? Visit HowStuffWorks to learn how the environment can affect your skin.