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How Trains Work
science.howstuffworks.com/transport/engines-equipment/train.htm
We humans are mobile. Long before flight, FusionMan or even your average automobile arrived on the scene, trains were transporting us all over civilization. How did we get from horse-drawn carts to high-speed trains?
How Wetlands Work
science.howstuffworks.com/environmental/green-science/wetland.htm
Wetlands act like sponges, soaking up extra water during floods. They filter water as it runs to our rivers and streams. Find out what else wetlands do.
How the MQ-9 Reaper Works
science.howstuffworks.com/reaper.htm
Early unmanned aerial vehicles (UAVs) primarily carried out reconnaissance missions in war zones, but the Reaper packs some serious heat. Is there anything more foreboding than a drone with a Hellfire missile?
Science Projects for Kids: The Incredible Universe
Science projects for kids on the incredible universe let you explore the worlds of space. Make an astrolabe, star gaze, and take a planetary walk.
How PayPal Works
money.howstuffworks.com/paypal.htm
PayPal is the most popular online payment service in use today. Learn how PayPal works, how to use PayPal and about problems with PayPal.
Foods That Lower Cholesterol
Some foods are powerful tools for lowering cholesterol. Discover how small changes, such as including some foods in your diet, can have a big effect.
How Dreadlocks Work
people.howstuffworks.com/dreadlock.htm
Dreadlocks form when hair is left to grow on its own. Learn about dreadlocks and find out how dreadlocks form in this article from HowStuffWorks.
How PlayStation Network Works
electronics.howstuffworks.com/playstation-network.htm
Sony's PlayStation Network offers gamers the chance to dive into multiplayer entertainment with friends all over the globe.
How Internet Infrastructure Works
computer.howstuffworks.com/internet/basics/internet-infrastructure.htm
Do you ever wonder how the internet really works? How do web pages, email and music move to and from your computer? Learn all about the amazing global network we call the World Wide web.
How Lock Picking Works
home.howstuffworks.com/home-improvement/household-safety/lock-picking.htm
In movies, burglars can open a lock using a paper clip. Is it really so easy? The basic process of picking a lock is simple, but it takes practice to get it right.