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5 Reasons People Still Refuse to Own a Microwave Oven

home.howstuffworks.com/five-reasons-people-still-refuse-to-own-microwave.htm

The microwave oven is a ubiquitous appliance in kitchens today, but don't we all have that one holdout friend who still refuses to own one?

Can humans hear in space?

science.howstuffworks.com/humans-hear-in-space.htm

To hear in space involves several variables, including sound movement and environmental medium. Learn if humans hear in space.

How RFID Works

electronics.howstuffworks.com/gadgets/high-tech-gadgets/rfid.htm

RFID is a tracking system that uses intelligent bar codes to track items in a store. Learn more about RFID and find out how smart labels work.

Can You Microwave a Steak to a Perfect Medium-rare?

recipes.howstuffworks.com/tools-and-techniques/can-microwave-steak-to-perfect-medium-rare.htm

A microwave oven can be convenient for cooking lots of things, but steak? HowStuffWorks explores whether it's a good idea or not.

The General Science Quiz

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You spent a lot of time sitting in science classes -- But do you remember any of what you learned, or did you forget it right after the test? Take this quiz to prove your general science IQ!

How can I unlock my front door when I'm out of town?

electronics.howstuffworks.com/gadgets/home/unlock-front-door-remotely.htm

You can now unlock your front door remotely via the Internet or a cell phone. Explore the technology that allows you to unlock your front door remotely.

How An Oscillator Works

electronics.howstuffworks.com/oscillator.htm

Oscillators show up in lots of electronic equipment. In fact, you might be surprised to know that computers, radios, metal detectors, and stun guns all use oscillators. Read on to learn how an oscillator works!

How the 'Wow!' Signal Works

science.howstuffworks.com/science-vs-myth/unexplained-phenomena/wow-signal.htm

In 1977, SETI volunteer Jerry Ehman saw a transmission so exciting he circled it on paper and wrote the word "Wow!" It seemed to indicate a message from outer space. But what was it really?

How does a CB radio antenna work?

electronics.howstuffworks.com/question490.htm

How does a CB radio antenna work? Why does it have to be tuned? How do you tune it properly?

How X-rays Work

science.howstuffworks.com/x-ray.htm

X-ray machines seem to do the impossible: They see straight through clothing, flesh and even metal, thanks to some very cool scientific principles at work. Find out how X-ray machines see straight to your bones.

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