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10 Largest Economies in the World, Ranked by Nominal GDP
money.howstuffworks.com/largest-economies-in-the-world.htm
Often measured by GDP (gross domestic product), the size of an economy is often defined by the total value of all the goods and services produced the borders of a given country. This gives us a nice, round (and often very large) number to stick next to a country's name, which makes it easy to compare to other countries.
How the Virtual Border Fence Works
people.howstuffworks.com/virtual-border-fence.htm
The virtual border fence uses a system of cameras and radar to catch border crossers. Learn about the virtual border fence and border fence technology.
Can house music solve the energy crisis?
science.howstuffworks.com/environmental/green-science/house-music-energy-crisis.htm
Can house music solve the energy crisis. Learn how dance clubs are helping alleviate the energy crisis by installing piezoelectric floors.
12 Freest Countries in the World, According to the HFI
people.howstuffworks.com/freest-countries-in-the-world.htm
Everyone probably likes to imagine that they live in one of the freest countries in the world, but is "freedom" something that can even be quantified? Is there a definitive way to say that my country is more free than your country?
What's a brownfield?
science.howstuffworks.com/engineering/structural/brownfield.htm
A brownfield are abandoned pieces of land that may be contaminated. Find out more about what a brownfield can do to a community.
Are climate skeptics right?
science.howstuffworks.com/environmental/green-science/climate-skeptic.htm
Climate skeptics believe that climate change is a natural process, rather than the work of man. Learn about different climate skeptic arguments.
Five Times Young People Changed the World
history.howstuffworks.com/historical-figures/five-times-young-people-changed-world.htm
Teenagers may be young, but they are also determined, and they can spark change. HowStuffWorks looks at five times teens changed the world.
20 Most Dangerous Cities in California
people.howstuffworks.com/most-dangerous-city-in-california.htm
Whether you're looking for adventure, work opportunities, new scenery or better weather conditions, California cities represent a special, sunny place in the popular imagination. But before packing your bags and heading to the Golden State, you'll want to know which is the most dangerous city in California.
How Street Gangs Work
people.howstuffworks.com/street-gang.htm
According to a 2005 report by the Department of Justice, there are at least 21,500 gangs and more than 731,000 active gang members in the United States. Learn how and why street gangs form.
How Charter Schools Work
people.howstuffworks.com/charter-school.htm
Charter schools provide an apealing alternative to conventional public and private schools. Read more about charter schools at HowStuffWorks.