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A passport identifies a traveler as a citizen or national with a right to protection while abroad. Read more about using and applying for a passport.

LinkedIn is an online social network that is designed for business professionals. Learn more about the LinkedIn community and the LinkedIn network.

E-learning has the ability to turn any computer into a classroom. Explore the dynamic world of e-learning!

Apple's mobile assistant Siri is the source of much comedy -- and frustration -- among users. How did Siri come to be, and how useful is it, really?

Narco states are places where illegal drugs are openly traded with governmental approval. Learn all about narco states.

When the Ford Falcon was released in late 1960 in Australia, it challenged rival General Motors. Learn how the two companies competed.

Navy SEALs complete some of the most dangerous U.S. military missions. Learn about how the Navy SEALs work and what it takes to become a SEAL.

4G networks promise to deliver all the speedy data we could wish for, but do they? Learn all about how 4G works and the future of 4G.

What are the physics of baseball? Learn about the physics of baseball in this article from HowStuffWorks.

Ruth Bader Ginsburg was a huge force on the Supreme Court. HowStuffWorks looks at the mark she left in her 27 years on the highest court.

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