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How the Beagle Brigade Works
animals.howstuffworks.com/animal-facts/beagle-brigade.htm
The Beagle Brigade is an important part of U.S. Customs and Border Protection. Find out what how they protect the borders from HowStuffWorks.
How War Dogs Work
science.howstuffworks.com/war-dog.htm
Was a dog really the first to encounter bin Laden? We may never know, but we do know that man's best friend has been serving in wars for centuries, getting soldiers smokes, sniffing out bombs and patrolling borders. Why do canines make such good soldiers?
How Digital Scales Work
electronics.howstuffworks.com/gadgets/fitness/digital-scale.htm
Digital scales are common measuring devices that harness several physical laws. Learn how digital scales weigh everything from peanuts to penguins.
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