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How the Star Wars Program Didn't Work

science.howstuffworks.com/star-wars-program.htm

Back in 1983 when the Cold War was in full swing, the U.S. was looking for an effective new tactic to deter a nuclear strike. The "Star Wars" missile defensive initiative, however, wasn't it. Why not?

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 Immigration Works

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Immigration is one of the most controversial subjects in America today. Learn how immigration works and about visas, green cards and amnesty.

Who Won the Cold War?

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The U.S. and Soviet Union fought the Cold War for 45 years via proxy wars and a near-complete polarization of the rest of the world. But did either side really win?

How Landmines Work

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Landmines have killed or maimed over 1-million people since 1975. Find out how landmines work and what countries are doing to prevent landmine tragedies.

Railroads During World War II

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Railroads during World War II were placed under more strict government control to aid in the war effort. Read about railroad industry of World War II.

How the U.S. Draft Works

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While the U.S. has no draft currently, it does require military registration via the Selective Service System. What does that mean and what would happen if a draft was reinstated?

How Aircraft Carriers Work

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Aircraft carriers are ships outfitted with flight decks to launch and land airplanes. Learn about the parts of aircraft carriers and aircraft carrier crews.

How Pterosaurs Worked

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They were creatures of the air, but they aren't part of the avian family tree - and don't call them dinosaurs. What was life like for the pterosaurs, and what has sparked renewed interest in these flying reptiles?

How Pepper Spray Works

home.howstuffworks.com/home-improvement/household-safety/pepper-spray.htm

Pepper spray is a common law enforcement and self-defense tool. Check out this article and learn all about how pepper spray works.

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