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How Butterflies Work
animals.howstuffworks.com/insects/butterfly.htm
Butterflies' lives are all about flight. Learn all about the lives of butterflies and what may happen to the butterfly in the future at HowStuffWorks.
How Millimeter Wave Scanners Work
science.howstuffworks.com/millimeter-wave-scanner.htm
If you've traveled recently, you probably raised your arms above your head and waited for a millimeter wave scanner to do its screening thing. During those 10 seconds or so, did you ever wonder exactly how the device produced your image?
How Zero Population Growth Works
people.howstuffworks.com/zero-population-growth.htm
The goal of zero population growth is to reach a sustainable global birth rate. Explore how zero population growth works and if it is possible.
Gemsbok
animals.howstuffworks.com/mammals/gemsbok.htm
Gemsboks can be spotted in Ethiopia and Somalia to Namibia and eastern South Africa. Learn more about the Gemsbok at HowStuffWorks.
Patagonian Cavy
animals.howstuffworks.com/mammals/patacavy.htm
The Patagonian cavy is also called the Patagonian hare, has long legs similar to those of rabbits and hares.
American Bison
animals.howstuffworks.com/mammals/ambison.htm
The American Bison is commonly referred to as the buffalo. Get more facts at HowStuffWorks.
How does the respiratory system defend itself?
health.howstuffworks.com/human-body/systems/respiratory/respiratory-system-defend-itself.htm
How does the respiratory system defend itself? Visit HowStuffWorks to learn more about how the respiratory system defends itself from this article.
20 Universal Dream Themes
health.howstuffworks.com/mental-health/sleep/dreams/20-universal-dream-themes.htm
These 20 universal dream themes can help make sense of your dreams. Learn all about universal dream themes from Discovery Health.
Alternative Medicines for Anxiety
health.howstuffworks.com/wellness/natural-medicine/alternative/alternative-medicines-for-anxiety.htm
Alternative medicines for anxiety include meditation, homeopathy, herbal medicine, and hypnotherapy. Learn to treat anxiety.
Who Owns the Beach? It Depends
people.howstuffworks.com/who-owns-beach.htm
On most U.S. shorelines, the public has had a time-honored right to "lateral" access to beaches. That sandy space, however, is being hotly contested.