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Why Did the Han Dynasty Fall? Warlords and Puppet Emperors
history.howstuffworks.com/world-history/why-did-the-han-dynasty-fall.htm
Why did the Han dynasty fall? How did one of the most durable early Chinese empires unravel from the inside? There's not a singular answer.
9 Worst Airlines: Domestic, International, and Budget Airlines to Avoid
money.howstuffworks.com/worst-airlines.htm
If you are researching the worst airlines, you are really comparing reliability, customer care, and whether cheap fares are worth the tradeoffs.
Why Did the Ottoman Empire Fall During the Industrial Revolution?
history.howstuffworks.com/world-history/why-did-the-ottoman-empire-fall.htm
Why did the Ottoman Empire fall? There's no single answer. It was a slow-motion collapse fueled by internal dysfunction, foreign intervention and the brutal modernity of war.
Where Do Bed Bugs Originate From?
By asking, "Where do bed bugs originate from," you are really asking how tiny pests followed humans across the world.
Childhood Vaccinations
health.howstuffworks.com/pregnancy-and-parenting/how-childhood-vaccinations-work.htm
Childhood vaccinations, such as the chickenpox vaccine, protect kids from many diseases. Learn about childhood diseases and their vaccinations.
How Packard Cars Work
auto.howstuffworks.com/packard-cars.htm
Packard was once a leader among automakers, but changing tastes and poor business decisions doomed the brand. Learn more about Packard cars.
Traditional Chinese Medicine Causes of Illness
Practitioners of traditional Chinese medicine consider a variety of factors in determining cause of illness. Read about their diagnostic processes.
How LAN Switches Work
computer.howstuffworks.com/lan-switch.htm
We wouldn't get very far without LAN switches -- bedlam would break loose at each network junction. Learn how LAN switches work.
NASA's 10 Greatest Achievements
science.howstuffworks.com/ten-nasa-achievements.htm
NASA's 10 greatest achievements range from technical feats to displays of human ingenuity. Learn about NASA's 10 greatest achievements.
How Do Solar Panels Work?
science.howstuffworks.com/environmental/energy/solar-cell.htm
Solar cells use sunlight to produce electricity. But is the 'solar revolution' upon us? Learn all about solar cells, silicon solar cells and solar power.