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Why is Mesopotamia called the cradle of civilization?
history.howstuffworks.com/history-vs-myth/mesopotamia-cradle-of-civilization.htm
Mesopotamia was a region in the Middle East from which all of civilization developed. Learn about Mesopotamia and the birth of ancient civilization.
What is a levee?
science.howstuffworks.com/engineering/structural/levee.htm
Whether they make you think of Hurricane Katrina or Led Zeppelin, levees are a critical safety feature for low-lying areas located near water. Why do they break?
How the Mercedes SLR Works
auto.howstuffworks.com/mercedes-slr.htm
The SLR unites the Formula One-proven technology of McLaren with Mercedes engineering. While most ultra-fast supercars have sacrificed comfort for performance, the SLR tries to give drivers the best of both worlds.
How the Orion CEV Will Work
science.howstuffworks.com/cev.htm
NASA needs a vehicle capable of carrying crew and payloads to Earth orbit, the moon and Mars. Learn about the basics of the new crew exploration vehicle.
How Hanukkah Works
people.howstuffworks.com/culture-traditions/holidays-other/hanukkah.htm
Every year, Jews around the world celebrate Hanukkah, a holiday celebrating triumph over persecution. Find out what Hanukkah is all about.
How Electronic Trading Works
money.howstuffworks.com/electronic-trading.htm
Electronic trading is an extremely complex but reliable way to buy and sell stocks. Learn about electronic trading and find out why e-trading is so reliable.
How to Allergy-Proof Your Home Climate Control System
In order to maintain an allergen-free home, it is important to monitor your home climate systems. Learn more.
What's HVAC? Heating and Cooling System Basics
home.howstuffworks.com/home-improvement/heating-and-cooling/heating-and-cooling-system-basics-ga.htm
Heating systems keep our homes warm during the winter, and air conditioning keeps us cool in summer. But do you know how HVAC systems work?
How the Webbys Work
computer.howstuffworks.com/webby.htm
The Webby Awards are the premier awards honoring excellence on the Internet. Learn about the Webbys and their history.
Broccoli
home.howstuffworks.com/broccoli.htm
Broccoli boasts more nutrients than any other vegetable. Find out more about this flavorful, essential vegetable.