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How do fans make you feel cooler?
science.howstuffworks.com/question22.htm
Why does air cool down when pushed around by an electric fan? You would think that air molecules in motion would be creating friction, and therefore increasing the ambient temperature instead of decreasing it. So why do you feel cooler?
'Man Flu' Could Be a Real Thing
health.howstuffworks.com/human-body/systems/immune/-man-flu-could-be-real-thing.htm
A Canadian scientist found that men really are more susceptible to respiratory complications than women. HowStuffWorks looks at a study on 'man flu.'
How are stem cells used in medicine today?
health.howstuffworks.com/medicine/modern-treatments/stem-cells-used-in-medicine.htm
Whether drawn from embryos, placentas or adults, stem cells continue to garner attention. Find out how stem cells are used in modern medicine.
How Gene Doping Works
science.howstuffworks.com/life/genetic/gene-doping.htm
In gene doping, athletes would modify their genes to perform better in sports. Learn why gene doping isn't acceptable but gene therapy is.
Test Your Knowledge: The Wire
play.howstuffworks.com/quiz/the-wire-quiz
This gritty drama featured urban decay and drug abuse at its worst. How much do you know about "The Wire"?
What does my doctor check during a physical exam?
Doctors check for other health problems that might affect treatment during a physical exam. Learn more about physical exams from Discovery Health.
What's the Difference Between Macronutrients and Micronutrients?
recipes.howstuffworks.com/difference-between-macronutrients-micronutrients.htm
What are micronutrients and macronutrients and why are both important for living a healthy lifestyle? HowStuffWorks lets you in on all the details.
How Unimogs Work
auto.howstuffworks.com/unimog.htm
The first Unimog prototypes were created in 1947. Read about the history and development of the Unimog truck.
5 Ingredients to Avoid in Your Face Wash
health.howstuffworks.com/skin-care/cleansing/products/5-ingredients-to-avoid-in-your-face-wash.htm
With hundreds of face wash options, how do you choose the right one? Skip these face wash ingredients to keep a clear complexion.
10 Advancements in Environmental Engineering
science.howstuffworks.com/engineering/civil/10-advancements-environmental-engineering.htm
Environmental engineering existed long before it had a name. It began at the dawn of civilization when we started changing our surroundings to meet our needs.