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What Would Happen if a Solar Storm Hit Earth?
science.howstuffworks.com/science-vs-myth/what-if/what-if-solar-flare-hit-earth.htm
Solar flares disrupt Earth's magnetic field when they hit the planet, causing issues with power and GPS. But if a major solar storm hit Earth, the consequences could be catastrophic.
How MRI Works
science.howstuffworks.com/mri.htm
An MRI scan is the best way to see inside the human body. See what happens during an MRI scan and learn about MRI images and MRI safety.
Pole Shift: Why Does the North Pole Move?
science.howstuffworks.com/environmental/earth/geophysics/question782.htm
The North Pole and why it moves are explained in this article. Learn about the North Pole.
Could an extremely powerful solar flare destroy all the electronics on Earth?
science.howstuffworks.com/solar-flare-electronics.htm
Solar flares and their effect on electronics are explained in this article. Learn about solar flares.
Gadget Savvy: Electric Motors Quiz
play.howstuffworks.com/quiz/electric-motor-quiz
Electric motors are inside all kinds of ordinary devices, using a power source to make motion. So what makes the motor go 'round?
How Solenoids Work
science.howstuffworks.com/solenoid.htm
You use solenoids every day without ever knowing it. So what exactly are they and how do they work?
How Electric Motors Work
electronics.howstuffworks.com/motor.htm
Electric motors power almost everything in your kitchen, bathroom and office. But how do they perform their magic?
How does a security passcard work?
computer.howstuffworks.com/question662.htm
Security passcards are often used to gain entry into areas and buildings with restricted access. Find out what data is kept an encoded security passcard and how they work.
How does the ball return work on a coin-operated pool table?
electronics.howstuffworks.com/question495.htm
On a coin-operated pool table, if you hit one of the numbered balls into a pocket, the ball goes into a locked storage compartment. If you hit the cue ball into a pocket, the table returns it. How does the pool table tell the difference?
How is an electric guitar different from an acoustic guitar?
entertainment.howstuffworks.com/question701.htm
How is an electric guitar different from an acoustic guitar?