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Chainsaws Were Originally Invented to Help With Childbirth
science.howstuffworks.com/science-vs-myth/everyday-myths/why-were-chainsaws-invented.htm
If you think chainsaws were first invented to take down a swath of trees, think again. The real story is much more cringe-worthy and involves cutting bones during childbirth.
The phrase “369 Method” at or near the beginning
science.howstuffworks.com/science-vs-myth/extrasensory-perceptions/369-method.htm
Choose a specific goal or desire. Clearly define what you want to manifest and turn it into a positive, present-tense affirmation-such as “I am confident and successful”
How Helicopters Work
science.howstuffworks.com/transport/flight/modern/helicopter.htm
Believe it or not, the marvel we know as the helicopter began as a Chinese top consisting of a shaft - a stick - adorned with feathers on one end.
How Aerosol Cans Work
science.howstuffworks.com/innovation/everyday-innovations/aerosol-can.htm
They dispense everything from hairspray to cleaning products to whipped cream. Without them, you'd be doing a whole lot of pumping.
How Light Bulbs Work
home.howstuffworks.com/light-bulb.htm
The light bulb hasn't changed a whole lot in its 120 years -- the original design was just that good. Apparently, you can throw together a filament, a glass mount, an inert gas and a bit of electricity and change the world. Learn what happens when yo
How Stirling Engines Work
auto.howstuffworks.com/stirling-engine.htm
The Stirling engine is a heat engine that is vastly different from the internal-combustion engine in your car. It has the potential to be more efficient than most types of engines, but it hasn't made it into mass production yet. Find out why.
How Drive-by-wire Technology Works
auto.howstuffworks.com/car-driving-safety/safety-regulatory-devices/drive-by-wire.htm
Drive-by-wire technology has been around for some time, but how long before you drive your car with a joystick? Read about drive-by-wire in this article.
How Soil Lamps Work
science.howstuffworks.com/environmental/green-tech/sustainable/soil-lamp.htm
Soil lamps are discussed in this article from HowStuffWorks. Learn about soil lamps.
Can a car get 100 miles per gallon?
auto.howstuffworks.com/fuel-efficiency/fuel-economy/100-mpg-car.htm
The 100 mpg car is being promoted by Google.org in an effort to reduce oil use and harmful emissions. Learn all about Google's 100 mpg car program.
Does the shape of my face show that I have a genetic disorder?
science.howstuffworks.com/life/genetic/dysmorphology.htm
Dysmorphology is the study of physical characteristics to diagnose disorders. Learn about the theories behind the field of dysmorphology.