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Nutrition for Seniors
health.howstuffworks.com/wellness/food-nutrition/facts/nutrition-for-seniors.htm
Nutrition for seniors can be confusing as some nutrients become more important and others may become harmful. Learn how nutrition for seniors works.
What Is a Hybrid Car? Learn How Hybrid Vehicles Work
auto.howstuffworks.com/hybrid-car.htm
How does a hybrid car improve your gas mileage? And more importantly, does it pollute less just because it gets better gas mileage? Learn how hybrids work, plus get tips on how to drive a hybrid car for maximum efficiency.
How Movie Sound Works
entertainment.howstuffworks.com/movie-sound.htm
Spielberg says that sound is the major technological achievement of contemporary film. The current systems really are amazing. Learn all about movie sound!
Do men and women have different brains?
science.howstuffworks.com/life/inside-the-mind/human-brain/men-women-different-brains.htm
Do men and women have different brains, or are gender stereotypes based on our environments? Learn if men and women have different brains.
How the Obesity Paradox Works
health.howstuffworks.com/wellness/diet-fitness/weight-loss/obesity-paradox.htm
The obesity paradox shows that people with chronic obesity have a greater chance of survival than normal-weight people. Learn about the obesity paradox.
How China's Pollution Sniffers Work
science.howstuffworks.com/environmental/green-science/pollution-sniffer.htm
Air pollution in China has spurred the training of air pollution sniffers to detect toxic gas. Read more about air pollution detection through smell.
How Zero-gravity Flights Work
science.howstuffworks.com/zero-g.htm
Zero gravity flights are used to simulate a zero gravity environment for astronauts in training. Find out how zero gravity flights simulate weightlessness.
How Tear Gas Works
science.howstuffworks.com/tear-gas.htm
It may make you run. It may make you throw up. It will definitely make you cry. It's tear gas, and it's no fun to be hit with.
How to Choose the Right Lawnmower
home.howstuffworks.com/how-to-choose-the-right-lawnmower.htm
Are you wondering how to choose the right lawnmower? Check out this article and learn how to choose the right lawnmower.
10 Ideas for a Green Transportation Infrastructure
science.howstuffworks.com/environmental/green-science/10-ideas-green-transportation.htm
The idea behind a green transportation infrastructure is one that provides opportunities for people to get around their communities using their own power -- such as walking or biking. In this article we 10 ideas for greener transportation.