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How did Nikola Tesla change the way we use energy?
science.howstuffworks.com/nikola-tesla.htm
Who made it possible to light up your home at night? Thomas Edison, right? Yes, but without the work of Nikola Tesla, we would be living in a different world.
How Slot Car Racing Works
entertainment.howstuffworks.com/slot-car-racing.htm
Slot car racing became popular in the 1960s and is still going strong. Read about the history and science of slot car racing.
Can You Get More Than 11 Right on This Astronomy Quiz?
play.howstuffworks.com/quiz/can-you-get-more-than-11-right-on-this-astronomy-quiz
Does the solar system fill you with wonder? Are you an amateur stargazer fascinated by celestial bodies? Show off your knowledge of the universe with an out-of-this-world astronomy quiz!
How Laser Weapons Work
science.howstuffworks.com/laser-weapon.htm
Laser weapons have been depicted in science fiction for years, but they do exist in real life. Learn more about laser weapons.
How Airport Security Works
science.howstuffworks.com/transport/flight/modern/airport-security.htm
According to the Department of Homeland Security 730 million people travel on passenger jets every year. Are these folks safe? Find out how high-tech solutions are being used to make flying as safe as possible.
Back Pain and Kidney Infection
health.howstuffworks.com/diseases-conditions/pain/back/back-pain-and-kidney-infection.htm
Back pain and kidney infection is sometimes related. See how you can tell the difference between muscular back pain and kidney infection.
Aries and Leo Marriage Compatibility: Strengths and Key Challenges
entertainment.howstuffworks.com/horoscopes-astrology/aries-and-leo-compatibility.htm
Aries and Leo compatibility brings passion, energy, and excitement. Discover how these fire signs balance each other in love, friendship, and life.
Why Do Black Holes Twinkle?
science.howstuffworks.com/why-do-black-holes-twinkle.htm
Researchers at Australian National University studied 5,000 star-eating behemoths to find out.
I've heard of bank robbers being foiled by a "dye pack" put in their money stash. What is a "dye pack"?
science.howstuffworks.com/question671.htm
Dye packs are often used to foil bank robbers. Learn about dye packs in this article.
Inside a Power-Cube Transformer
science.howstuffworks.com/environmental/energy/inside-transformer.htm
A power-cube transformer is used for just about every electronic device, but what's on the inside? Take a look inside a power-cube transformer.