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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.

How Alternators Work

auto.howstuffworks.com/alternator.htm

The next time your car won't start and you're cursing the battery, you might want to blame the alternator, too. This coconut-sized car part works with the battery to generate power for your vehicle.

Top 5 George Westinghouse Inventions

science.howstuffworks.com/innovation/famous-inventors/5-george-westinghouse-inventions.htm

You may not know who George Westinghouse is, but you know his name. It's adorned everything from televisions to light bulbs. Young science buffs may have entered the competition that once bore his name. Here are five of Westinghouse's inventions.

How Electricity Works

science.howstuffworks.com/electricity.htm

Electricity surrounds us and can be used thousands of different ways. Learn about the basics of electricity, from generators and electrical circuits to voltage and currents.

Dracula Ant Is 5,000 Times Faster Than the Blink of an Eye

animals.howstuffworks.com/insects/dracula-ant-5000-times-faster-than-blink.htm

Think a tiny ant can't pack a punch? Wrong. HowStuffWork looks at the Dracula ant and how it subdues its prey so fast, they never know it's coming.

10 Eccentric Homes With Hidden Passageways

home.howstuffworks.com/eccentric-home-passageway.htm

Eccentric homes with hidden passageways aren't confined to detective novels. Learn about these five eccentric homes and what makes them so weird.

Can You Name Every Car Part in This Quiz?

play.howstuffworks.com/quiz/can-you-name-every-car-part-in-this-quiz

A mind-boggling number of parts go into every vehicle to make it run. Toyota estimates that number somewhere along the lines of 30,000, but that includes the nuts and bolts. How many of those parts do you feel comfortable being able to identify? We promise, no "where does this bolt go?" questions!

How Electroluminescent (EL) Wire Works

science.howstuffworks.com/electroluminescent-wire.htm

Electroluminescent wire is widely used by artists to illuminate clothing, bicycle spokes, turntables and even cars. Learn about electroluminescent wire.

How Magnets Work

science.howstuffworks.com/magnet.htm

Magnets produce magnetic fields and attract metals like iron, nickel and cobalt. They're used in all sorts of applications but how are they made and how do they work?

How Power Grids Work

science.howstuffworks.com/environmental/energy/power.htm

Electrical power is a little bit like the air you breathe: You don't really think about it until it is missing. There are good reasons the power grid distribution system works the way it does, though it can lead to some big problems.

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