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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 We Guess Your Religion Based on Your Answers to These Questions?
play.howstuffworks.com/quiz/can-we-guess-your-religion-based-on-your-answers-to-these-questions
Your relationship with God is always highly personal, but members of certain religions usually share certain approaches, and even some personal habits in their daily lives. Tell us about yours and we'll guess which faith tradition you hold dear!
10 Cool Things About Neil deGrasse Tyson
He starred with Superman, drove the getaway car at Pluto's demise and was voted sexiest astrophysicist by People magazine. Is there anything Neil deGrasse Tyson can't do?
How long does it take to excavate an archaeological dig site?
science.howstuffworks.com/environmental/earth/archaeology/excavate-archaeological-dig-site.htm
To excavate an archaeological dig site a great deal of time and patience is required. Find out how long it takes to excavate an archaeological dig site.
The Largest Desert in the World Isn't the Sahara
science.howstuffworks.com/environmental/earth/geology/largest-desert-in-world.htm
If you think the largest desert in the world is hot and sandy, think again. These 10 deserts spanning the globe are massive, but they're not all sunbaked.
How Nuclear Fusion Reactors Work
science.howstuffworks.com/fusion-reactor.htm
Fusion reactors will use abundant sources of fuel, will not leak radiation above normal background levels, and will produce less radioactive waste than current fission reactors. Learn about this promising power source.
Are Zombies Real? 10 Reasons the Undead Can't Walk Among Us
The undead are frightening, brain-hungry monsters, lumbering toward their victims with great purpose. But wait. Can they even digest brains?
10 Technologies That Help Buildings Resist Earthquakes
Bend but don't break: That's the idea behind many of these temblor-thwarting technologies. They may even allow a building's inhabitants to walk out unharmed and start picking up the pieces after the earthquake subsides.
10 Conspiracy Theories About the JFK Assassination
history.howstuffworks.com/history-vs-myth/10-conspiracy-theories-jfk-assassination.htm
Sixty-one percent of Americans think Lee Harvey Oswald did not act alone. Here are 10 conspiracy theories about the JFK assassination.
How Automatic Solar Panel Cleaning Systems Work
science.howstuffworks.com/environmental/green-tech/sustainable/solar-panel-cleaning-system.htm
Automatic solar panel cleaning makes solar panels far more efficient. Visit HowStuffWorks to learn all about automatic solar panel cleaning.