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How Tunnels Work
science.howstuffworks.com/engineering/structural/tunnel.htm
Constructing a tunnel is one of the most complex challenges in the field of civil engineering. Learn about the basics behind tunnels.
How Stress Works
science.howstuffworks.com/life/inside-the-mind/human-brain/how-stress-works.htm
Understanding stress requires you to learn the various types of stress and the different causes. Learn how stress affects you and how to relieve it.
Inside '300'
entertainment.howstuffworks.com/inside-300.htm
Centuries after an army of 300 Spartan warriors held off 100,000 Persian invaders, the story has been realized on screen as '300.' Go behind the scenes.
How Gold Works
science.howstuffworks.com/gold.htm
We love it. We wear it glittering around our necks and sparkling at our ears, wrists and feet. We pass it down to our children and hoard it in secret stashes. Why is this precious metal so prized?
Herpes 101
health.howstuffworks.com/skin-care/problems/medical/herpes.htm
Herpes is even more common than you might think. There are eight different types of herpes, and there's an extremely good chance that you have at least one.
How Dogfighting Works
people.howstuffworks.com/dogfighting.htm
Dogfighting is a $500 million industry and has been associated with famous rappers and athletes, such as Michael Vick. Read more about dogfighting.
1970-1979 Ford Trucks
auto.howstuffworks.com/1970-1979-ford-trucks.htm
The Courier and Louisville Line were Ford's new 1970-1979 trucks. Learn more about Ford trucks in the 1970s and see truck photos at HowStuffWorks.
How Virtual Reality Works
electronics.howstuffworks.com/gadgets/other-gadgets/virtual-reality.htm
Virtual reality uses a computer to create a simulated three-dimensional world. Find out how virtual reality works and learn about the future of virtual reality.
Inside 'Harry Potter and the Order of the Phoenix'
entertainment.howstuffworks.com/harry-potter-phoenix.htm
'Harry Potter and the Order of the Phoenix' is the fifth movie in the Harry Potter film franchise. Go inside 'Harry Potter and the Order of the Phoenix.'
How Circumcision Works
people.howstuffworks.com/circumcision.htm
Circumcision is a common medical practice in many places, but where did the tradition of circumcision even come from? Should we rethink circumcisions?