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How Light Emitting Diodes (LEDs) Work
electronics.howstuffworks.com/led.htm
Light emitting diodes form numbers on digital clocks, send data from remote controls and illuminate watches - the simple genius of the design makes it infinitely applicable. And now, LEDs are affordable.
Can You Match the Country to the Conflict?
play.howstuffworks.com/quiz/can-you-match-the-country-to-the-conflict
As you struggle to keep up with the busy nature of modern life, you might hear of horrors in far-flung places like Darfur, Donbass, Kashmir or the Congo - but have you ever taken the time to find these places on the map? Take our quiz to see if you can match conflicts old and new to the correct country.
10 Noteworthy Exploitation Films
entertainment.howstuffworks.com/10-noteworthy-exploitation-films.htm
Sex, violence and over-the-top action -- it's easy to see the influence that exploitation movies have had on cinema as a whole. You can even split the genre into a number of subgenres that push the boundaries of taste and decorum with every frame. Here are 10 of the most noteworthy.
How Political Polling Works
people.howstuffworks.com/political-polling.htm
Almost every day it seems like there is a new poll out tracking the president's performance or some political issue. But who selects the people who respond to these polls? And can you trust the numbers?
How the Papacy Works
people.howstuffworks.com/papacy.htm
Given Pope Francis's recent health challenges, discussions regarding potential successors have emerged within the Catholic community.
How Home Theater Works
electronics.howstuffworks.com/home-theater.htm
Learn the basics of home theater, from sound systems to TV screens. Review popular home theater systems and read our buying guide on home theater systems.
How Cannibalism Works
people.howstuffworks.com/cannibalism.htm
Cannibalism is a topic that's widely misunderstood and feared -- especially in the Western world. Learn about cannibalism and ancient and modern practitioners.
Childhood Vaccinations
health.howstuffworks.com/pregnancy-and-parenting/how-childhood-vaccinations-work.htm
Childhood vaccinations, such as the chickenpox vaccine, protect kids from many diseases. Learn about childhood diseases and their vaccinations.
How to Repair Small Engines
home.howstuffworks.com/home-improvement/repair/how-to-repair-small-engines.htm
Small engines serve as useful home tools and power our toys. To keep them operating efficiently, an owner should know how these engines work and what to do when they don't. Learn more.
10 Career-ending Affairs
people.howstuffworks.com/10-career-ending-affairs.htm
Career-ending affairs do more than ruin your personal life. Learn about 10 examples of career-ending affairs.