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What happens when animals evolve in isolation?
science.howstuffworks.com/life/evolution/evolve-in-isolation.htm
Speciation events are when members of the same species separate until they are no longer able to reproduce with each other. Learn more about speciation events.
Aztec Achievements: Crafting a Legacy of Innovation
science.howstuffworks.com/innovation/inventions/5-ancient-aztec-inventions.htm
The Aztecs, often associated with warfare and elaborate rituals, gave birth to a sophisticated system of government, remarkable artistic endeavors and a resilient language. Let's dive deeper into their remarkable contributions.
How to Strengthen Your Teeth in Adulthood
health.howstuffworks.com/wellness/oral-care/procedures/how-to-strengthen-teeth-in-adulthood.htm
You can strengthen your teeth in adulthood to make them healthier and more resistant to decay. See ways you can strengthen your teeth in adulthood.
5 Most Challenging Aspects of Being a Nurse
health.howstuffworks.com/medicine/healthcare/5-most-challenging-aspects-of-being-a-nurse.htm
Nurses perform critical duties under high pressure as part of a day's work. What parts of a job with lives on the line are the most challenging?
How Solitary Confinement Works
people.howstuffworks.com/solitary-confinement.htm
The U.S. has thousands of prisoners in solitary confinement. But experts are now saying it does more harm than good. Learn more at HowStuffWorks.
How Flavor Enhancers Work
recipes.howstuffworks.com/flavor-enhancers.htm
Flavor enhancers can brighten the flavors of almost any food. Learn how flavor enhancers change how food tastes.
Why We're Fat
health.howstuffworks.com/wellness/diet-fitness/weight-loss/why-we-are-fat.htm
Knowing why we are fat will help us lose weight and promote good health. Learn about why we are fat at Discovery Health.
5 Ways Cholesterol Can Affect Your Sex Life
5 ways cholesterol can affect your sex life is important to be aware about. Learn all about cholesterol affecting your sex life from Discovery Health.
10 Jobs You Can Do in Your Jammies
money.howstuffworks.com/10-jobs-you-can-do-in-your-jammies.htm
A job you do in your pajamas doesn't only have to be a job you do at home. Learn 10 occupations where night attire is fine at HowStuffWorks.
How Electronic Payment Works
money.howstuffworks.com/personal-finance/online-banking/electronic-payment.htm
If you've ever bought anything online, you're probably familiar with electronic payment. Find out more about electronic payment at HowStuffWorks.