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How DVDs Work
electronics.howstuffworks.com/dvd.htm
Learn about DVD technology, DVD storage and DVD features. Explore how DVDs work.
How Electromagnets Work
science.howstuffworks.com/electromagnet.htm
Whether they're sorting out scrap metal or helping us unlock the secrets of the universe, electromagnets are pretty nifty devices. What's so great about magnetism on demand? We'll electrify you with the details.
How Emergency Rooms Work
people.howstuffworks.com/emergency-room.htm
Movies and TV shows depict emergency rooms as insanely intense places. But do you want to know what an emergency department in a hospital is really like? Learn all about what goes on in a real-life ER.
How Underground Pet Fences Work
science.howstuffworks.com/innovation/everyday-innovations/pet-fence.htm
Want to keep your dog out of the neighbor's yard but feeling guilty pulling out a leash? You might consider an underground or wireless pet fence. Learn how these fascinating systems work and why this specialized fencing industry is booming.
How MP3 Files Work
computer.howstuffworks.com/mp3.htm
MP3 files took CDs a step further, compressing audio data down to a manageable file size -- and it still sounds great! Learn about the miracle of MP3.
How the Physics of Football Works
entertainment.howstuffworks.com/physics-of-football.htm
There's a reason why some passes miss their target, and others land right in the receiver's hands -- it's physics! Take a look at the game from a whole new angle.
How Rocket Engines Work
science.howstuffworks.com/rocket.htm
Rocket engines harness the energy to get a spaceship off the ground. Learn about solid-fuel rocket engines, liquid-propellant rockets and the future of rocket engines.
How Sunburns and Sun Tans Work
health.howstuffworks.com/skin-care/beauty/sun-care/sunscreen.htm
A sunburn or sun tan affects the health of your skin. Learn how your skin works, how tanning and sunburn can negatively affect your body and how sunscreen works.
How Nanowires Work
science.howstuffworks.com/nanowire.htm
Nanowires are incredibly thin structures that have an incredible length-to-width ratio. Learn about nanowires and how nanowires are created.
How NORAD Works
science.howstuffworks.com/norad.htm
NORAD is a military operation that is jointly run by the United States and Canada. Learn about NORAD and the unique location for the NORAD headquarters.