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5 Groups Who Claim to Talk to the Dead
science.howstuffworks.com/science-vs-myth/afterlife/5-groups-who-talk-to-dead.htm
Move over, mediums. Lots of people say they talk to the dead, including the bereaved. Ready to meet a few others?
How EPA Fuel-Economy Testing Works
auto.howstuffworks.com/fuel-efficiency/fuel-economy/28004-epa-fuel-economy-explained.htm
Why do the EPA's fuel economy numbers almost always seem to be off-base? Learn how the EPA tests new cars and trucks to gauge their fuel economy.
Is there a torture manual?
science.howstuffworks.com/torture-manual.htm
A torture manual that was used by al-Qaida to torture Iraqi nationals was discovered in May of 2007. Learn about the discovery of the torture manual.
How Massage Chairs Work
electronics.howstuffworks.com/gadgets/home/massage-chair.htm
Massage chairs are expensive chairs that allow you to receive a mechanical or robotic massage. Learn how massage chairs work.
How Smell Works
health.howstuffworks.com/mental-health/human-nature/perception/smell.htm
Smell is often our first response to dangers, such as fire and gas leaks. Learn more about the sense of smell and find out how the sense of smell works.
How Gas Compression-ignition Engines Work
auto.howstuffworks.com/gas-compression-ignition-engines.htm
HowStuffWorks talks to Mazda about the world's first gas compression-ignition engine and how the car company finally made the breakthrough.
How Calculators Work
electronics.howstuffworks.com/gadgets/other-gadgets/calculator.htm
Calculators may show up anywhere in our lives that numbers do -- from calculus class to restaurants. See how calculators work.
How Rice Cookers Work
home.howstuffworks.com/rice-cooker.htm
Burned chunks or gooey paste can be the disappointing result of rice gone wrong, but a rice cooker can even the odds for even the klutziest cooks in the kitchen.
Hearing Aid Basics
health.howstuffworks.com/medicine/modern-technology/hearing-aid.htm
Hearing aids are small electronic devices that amplify sound and help restore sound to the hearing impaired. Find out how hearing aids work.
How Air Conditioners Work
Air conditioning has fundamentally changed how people experience the world. When it's hot outside, walking into an air-conditioned house is like walking into another season. How do air conditioners keep us cool?