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Hearing Aid Basics
health.howstuffworks.com/medicine/modern-technology/hearing-aid.htm
Hearing aids are small electronic devices that amplify sound and help restore sound to the hearing impaired. Find out how hearing aids work.
How Population Works
people.howstuffworks.com/population.htm
Population is one of the most important aspects of human civilization. Learn about population and find out how a population is counted.
How Human Migration Works
science.howstuffworks.com/life/evolution/human-migration.htm
Human migration is the idea that humans developed in Africa and then spread to Europe and Asia. Learn about human migration and how human migration works.
10 Important Men's Health Questions to Ask
health.howstuffworks.com/wellness/men/health-tips/10-important-mens-health-questions-to-ask.htm
There are important men's health questions to ask your doctor. Visit Discovery Health to see 10 important men's health questions to ask your doctor.
10 False Nutrition Facts Everyone Knows
health.howstuffworks.com/wellness/food-nutrition/facts/10-false-nutrition-facts-everyone-knows.htm
If you're trying to lose weight, have skim milk and fat-free cookies, right? Not true. Find out about 10 false nutrition facts at HowStuffWorks.
10 Worst Calls in Sports History
entertainment.howstuffworks.com/10-worst-calls-sports-history.htm
Referees and umpires make mistakes. But why do they always make them against our team? Here are 10 of the worst calls in sports history.
How Removing Public Monuments Works
science.howstuffworks.com/engineering/structural/removing-public-monuments.htm
Controversy surrounds the removal of public monuments honoring the U.S. Confederacy. But who or what determines which monuments go up or come down?
Fluid Overload Edema Overview
health.howstuffworks.com/diseases-conditions/cardiovascular/heart/fluid-overload-edema.htm
Edema is a swelling of the feet, ankle and legs caused by fluid overload. Learn more about edema, its causes and its treatments.
How did dinosaurs leave tracks in solid stone?
science.howstuffworks.com/environmental/earth/geology/stone-dinosaur-track.htm
How did dinosaurs leave tracks in solid stone? They walked in soil that became sedimentary rock. Learn how did dinosaurs leave tracks in solid stone?
Are UFOs Real? Close Encounters of the First, Second and Third Kinds
science.howstuffworks.com/space/aliens-ufos/ufo-classification.htm
UFO siting classification Classification has six categories: nocturnal lights, daylight discs, radar/visual cases, and close encounters. Read more about UFO classification.