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How Airport Security Works
science.howstuffworks.com/transport/flight/modern/airport-security.htm
According to the Department of Homeland Security 730 million people travel on passenger jets every year. Are these folks safe? Find out how high-tech solutions are being used to make flying as safe as possible.
How to Land on the Government Watch List
people.howstuffworks.com/government-watch-list.htm
You've heard about the government watch list. But who's on it and why? Find out what puts a person on a government watch list and how you get off of it.
How the FBI Works
people.howstuffworks.com/fbi.htm
The FBI is explained in this article. Learn about the FBI.
How Immigration Works
people.howstuffworks.com/immigration.htm
Immigration is one of the most controversial subjects in America today. Learn how immigration works and about visas, green cards and amnesty.
How Municipal WiFi Works
computer.howstuffworks.com/municipal-wifi.htm
Learn about the amazing things that municipal wireless networks can do -- besides potentially providing free or cheap Internet access.
The D-Day Invasion: January 1944-July 1944
history.howstuffworks.com/world-war-ii/d-day-invasion.htm
This World War II timeline highlights key events from January 1944 through July 1944. Follow the events of World War II, including the D-Day invasion.