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What Is Asphalt Made Of?
science.howstuffworks.com/asphalt.htm
If you think asphalt is what hot tar roads are made of, you'd be wrong. Asphalt is only one ingredient in the recipe that makes up our roads. And it has a very long, very interesting history.
6 Cheesy Facts About Cheeseburgers
recipes.howstuffworks.com/cheeseburger.htm
When and where was the cheeseburger invented? What's the right way to add the cheese? HowStuffWorks answers your burning cheeseburger questions.
Why Does Salt Melt Ice on the Roads in Winter?
science.howstuffworks.com/nature/climate-weather/atmospheric/road-salt.htm
Road salt is used to melt ice in the winter. Learn about road salt in this article from HowStuffWorks.
What's the average American grocery bill?
money.howstuffworks.com/personal-finance/budgeting/average-american-grocery-bill.htm
What's the average American grocery bill? Visit HowStuffWorks to learn what the average American grocery bill is.
Don't Wait! Vaccinate Against Streptococcus Pneumonia
health.howstuffworks.com/diseases-conditions/cold-flu/vaccinate-against-streptococcus-pneumonia.htm
The pneumococcal vaccine could save thousands of lives. Learn about the benefits the pneumococcal vaccine from Discovery Health.
How Do Christmas Trees Get Their Shape?
home.howstuffworks.com/do-christmas-trees-get-shape.htm
Oh Christmas tree ... how did you get your signature shape? These iconic symbols don't naturally grow into a perfect pyramid, but that doesn't stop us from expecting it.
Drivers Who Merge at the Last Minute May Be Annoying, But They're Right
auto.howstuffworks.com/traffic-lane-zipper-merge.htm
What is the most efficient way for lanes of traffic to merge? Learn more in this HowStuffWorks Now article about traffic and zipper merging.
The Curious Ability to Detect Disease by Smell
health.howstuffworks.com/diseases-conditions/infectious/disease-detect-smell.htm
Can you detect diseases by smelling them? Learn more about disease, smell and scent in this HowStuffWorks Now article.
Wallace's Giant Bee, World's Largest, Rediscovered
animals.howstuffworks.com/insects/wallaces-giant-bee-worlds-largest-rediscovered.htm
Wallace's giant bee, the world's largest, has been rediscovered. HowStuffWorks takes a look.
Introvert and Extrovert Brains Aren't the Same
The Part-Time Genius guys discuss what characterizes introverts and how their brains work differently from extroverts'. Read more at HowStuffWorks.