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How Skyscrapers Work
science.howstuffworks.com/engineering/structural/skyscraper.htm
People build skyscrapers primarily because they are convenient -- you can create a lot of real estate out of a relatively small ground area. They're also awe-inspiring. Skyscrapers capture our imagination -- how high can we build them? Learn about the architecture and design of these monumental buildings.
How Night Vision Works
electronics.howstuffworks.com/gadgets/high-tech-gadgets/nightvision.htm
Most of us instinctively think of darkness as a way to hide. Night vision has changed all that. So, how can you see someone standing over 200 yards away on a pitch-black night? Find out.
How Alcatraz Worked
people.howstuffworks.com/alcatraz.htm
Alcatraz was built to house the worst criminals and said to be impossible to escape. See pictures of Alcatraz and go inside Alcatraz prison to meet its inmates.
How the ZeroHouse Works
home.howstuffworks.com/zero-house.htm
The zeroHouse may be costly to build, but the zeroHouse could certainly save you on energy bills. Read more about the zeroHouse.
How Sailing Works
entertainment.howstuffworks.com/sailing.htm
Sailing has been a popular recreational sport since the 17th century. Learn about different types of sailing, sailing terms and sailing safety.
How Earthbag Homes Work
home.howstuffworks.com/earthbag-home.htm
Earthbag homes are exactly what they sound like. They're houses built from bags full of earth. Learn more about earthbag homes and how to build them.
How the Underground Railroad Worked
history.howstuffworks.com/historical-events/underground-railroad.htm
The Underground Railroad was a network that helped runaway slaves escape to the North. Learn about the purpose and role of the Underground Railroad.
How Acoustic Levitation Works
science.howstuffworks.com/acoustic-levitation.htm
The idea that something so intangible as acoustic levitation can lift objects may seem unbelievable, but it's a real phenomenon.
How E85 Ethanol Flex Fuel Works
auto.howstuffworks.com/fuel-efficiency/alternative-fuels/how-e85-ethanol-flex-fuel-works.htm
Learn what E85 is and why some people believe this alternative fuel has the potential to reduce our nation's dependence on foreign oil.
How Charles Darwin Worked
science.howstuffworks.com/life/genetic/charles-darwin.htm
How did Charles Darwin develop the idea of natural selection? And how did Charles Darwin and "The Origin of Species" change our thinking and our world?