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How Ghosts Work
science.howstuffworks.com/science-vs-myth/afterlife/ghost.htm
Ghosts are the spirits of dead people that have either returned from the afterlife, or not moved on to it. Learn about ghosts and explanations for ghosts.
How Automotive Exhaust Systems Work
auto.howstuffworks.com/automotive-exhaust-system.htm
What does an automotive exhaust system do? Read about the purpose of your car's exhaust system at HowStuffWorks.
Can You Identify These Cars From a Picture of the Tail Pipe?
play.howstuffworks.com/quiz/can-you-identify-these-cars-from-a-picture-of-the-tail-pipe
Everyone loves the way a car looks when it's coming but sometimes they can look just as cool going. Can you tell a Camry from a Camaro based on tail pipes alone? Take the quiz and see!
How Animal Imprinting Works
animals.howstuffworks.com/animal-facts/animal-imprinting.htm
Animal imprinting concerns how some species of animals learn during a short period immediately after birth. Learn more about animal imprinting.
How Laser Communication Works
science.howstuffworks.com/laser-communication.htm
When speed is everything and light marks the universe's speed limit, lasers are bound to be the answer. At least, that's what NASA and a bunch of Wall Street types are betting on.
Can You Match the Celebrity to Their Crime?
play.howstuffworks.com/quiz/can-you-match-the-celebrity-their-crime
Celebrities are felons, too! Think you can tell us what crimes these actors, singers and reality stars committed? Let's find out with this quiz!
How Restaurant Pagers Work
electronics.howstuffworks.com/everyday-tech/restaurant-pager.htm
You've probably used a restaurant pager, but have you taken one apart? We have -- see how a restaurant pager works.
How can water cut through steel?
science.howstuffworks.com/environmental/energy/question553.htm
Waterjets are explained in this article. Learn about waterjets.
Can installing a green roof save you money?
home.howstuffworks.com/green-living/green-roof-save-money.htm
Can installing a green roof save you money? Find out at HowStuffWorks.
What if You Were on an Elevator and the Cable Broke?
science.howstuffworks.com/science-vs-myth/everyday-myths/question730.htm
Elevator cables pull an elevator up and down the shaft. What would happen if they snapped? Find out what would happen if the elevator cables snapped.