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How the IRS Works
money.howstuffworks.com/personal-finance/personal-income-taxes/irs.htm
The IRS or Internal Revenue Service handles taxes. Learn about the history of the IRS and how it enforces taxes.
How the Fisker Karma Works
auto.howstuffworks.com/fuel-efficiency/hybrid-technology/fisker-karma.htm
The Fisker Karma is a luxury plug-in hybrid car. Get history, details and specs on the Fisker Karma in this article.
How Santa's Sleigh Works
people.howstuffworks.com/culture-traditions/holidays-christmas/santas-sleigh.htm
Santa's sleigh contains some of the most advanced technology in the world. Find out how Santa's sleigh flies and learn about Santa's sleigh technology.
How to Make International Calls
electronics.howstuffworks.com/how-to-make-international-calls.htm
Making international calls can be confusing if you don't have the right information. Learn about making international calls at HowStuffWorks.
How the CIA Works
people.howstuffworks.com/cia.htm
Despite plenty of Hollywood films about the CIA and its spies, many people still don't know what the agency actually does. Take a look at the history of the CIA.
How Zero-gravity Flights Work
science.howstuffworks.com/zero-g.htm
Zero gravity flights are used to simulate a zero gravity environment for astronauts in training. Find out how zero gravity flights simulate weightlessness.
10 Ways to Cool Your Roof
home.howstuffworks.com/home-improvement/construction/green/10-ways-cool-roof.htm
With the increase in "green building," cool roofs are becoming popular. These are roofs that have been built or modified to maintain a lower temperature in bright sun. We'll examine some of the many ways you can cool your roof.
10 Tech Tools to Use When Buying a House
home.howstuffworks.com/real-estate/buying-home/10-tech-tools-when-buying-a-house.htm
When searching for a new home, it a good idea to have the right technology tools to aid in your search. Here are 10 tech tools you should use during your house hunting.
How Gas Compression-ignition Engines Work
auto.howstuffworks.com/gas-compression-ignition-engines.htm
HowStuffWorks talks to Mazda about the world's first gas compression-ignition engine and how the car company finally made the breakthrough.
Can You Identify the Muscle Car From a Close-Up?
play.howstuffworks.com/quiz/can-you-identify-the-muscle-car-from-a-closeup
Big, bold and brash! And don't forget about the most important thing of all, the V8 engine under the hood. Muscle cars continue to be just as popular as they were when they first came to prominence in the 1960s. But could you identify them from a close-up?