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Fuel Options for the Future
auto.howstuffworks.com/fuel-efficiency/alternative-fuels/fuel-options.htm
Fuel options for the future. Read this article to learn the fuel options for the future,
Are there CO2 emissions from natural gas?
science.howstuffworks.com/environmental/energy/emissions-natural-gas.htm
Until recently, natural gas was thought of as one of the cleanest fossil fuels. Yet new studies say it may be worse for the ozone layer than coal -- a fuel well-known for its harmful emissions.
Ancient Rock Arches Sing Songs
science.howstuffworks.com/environmental/earth/geology/ancient-rock-arches-sing-songs.htm
HowStuffWorks learns more about the 'music' made ancient rock arch formations in Utah and other places.
Are cars designed to fail at a certain point?
auto.howstuffworks.com/under-the-hood/car-part-longevity/cars-designed-to-fail.htm
No one wants a car designed to fail, but car makers are full of tricks to make you yearn for a new car. Discover how cars are designed to fail.
How Long Do Squirrels Live?
animals.howstuffworks.com/mammals/how-long-do-squirrels-live.htm
There are tons of squirrel species around the world. Do they all have the same life span?
Who Is America's Greatest Ally? Asking for a Friend...
history.howstuffworks.com/world-history/who-is-americas-greatest-ally.htm
As global politics become increasingly gnarly, many want to know: Who is America's greatest ally? Many Americans look at national security, history, military cooperation, and economic ties to decide which country stands closest to the United States.
The Milky Way: Understanding Our Place in the Galaxy
science.howstuffworks.com/milky-way.htm
A look at the night sky at any time of year will reveal a faint band of light stretching across the sky -- our solar system's home, the Milky Way. How much do we really know about it?
How Does Herd Immunity Keep a Country Safe From Diseases?
science.howstuffworks.com/life/cellular-microscopic/herd-immunity.htm
Herd immunity relies on the principle of safety in numbers as far as vaccinations go. Find out why herd immunity is an important public health issue.
Can the government read your private e-mails?
people.howstuffworks.com/stored-email.htm
Email is now protected from secret government searches thanks to a recent U.S. Circuit Court of Appeals ruling. Read about this landmark email privacy ruling.
Using Saw Palmetto to Treat an Enlarged Prostate
Saw palmetto, a natural supplement, can shrink prostate tissue and reduce symptoms. Learn more about using saw palmetto to treat an enlarged prostate.