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What Are Mines?
science.howstuffworks.com/engineering/structural/underground-mining.htm
Underground mining has come a long way from the days of men with pickaxes and canaries. It relies much more heavily on machinery that makes it much safer than in the past. Which techniques are used in mining today?
How Steadicams Work
entertainment.howstuffworks.com/steadicam.htm
Some of the greatest movie scenes of all time were filmed using Steadicams. They allow moviemakers to produce moving, hand-held shots that have no shakes at all. Learn all about this ingenious camera system.
How Tuning Forks Work
science.howstuffworks.com/tuning-fork.htm
Pianos lose their tuning, guitars fall out of key -- even church organs need to be tuned every now and then. For centuries, the only sure-fire way to tell if an instrument was in tune was to use a tuning fork.
How Slack Works
money.howstuffworks.com/business-communications/slack.htm
Has your company recently begun using Slack? Don't have the faintest idea how it works? Our beginner's guide to how Slack works will have you slacking like a pro in no time.
How Fingerprint Scanners Work
computer.howstuffworks.com/fingerprint-scanner.htm
Your fingerprints are not only unique; they're also very hard to fake and even harder to misplace. What better ID to use in a security system? Learn how fingerprint scanners know it's you.
Mary Edwards Walker: Civil War Surgeon and the Only Female Medal of Honor Recipient
history.howstuffworks.com/historical-figures/mary-edwards-walker.htm
We'll be blunt: Mary Edwards deserves mad respect. She was a feminist and abolitionist; the first female Civil War surgeon in the U.S. Army; and a Civil War POW. Plus she wore pants!
Can We Guess Your Age Based on Your Sense of Style?
play.howstuffworks.com/quiz/can-we-guess-your-age-based-your-sense-style
Let us know what you would never be caught dead wearing and what pieces you love most, and we'll be able to guess your age! Your clothes will give you away!
Which Ancient Weapon Will Your Heart Summon?
play.howstuffworks.com/quiz/which-ancient-weapon-will-your-heart-summon
When warriors of history were called to defend their kingdoms, they geared up with some of these classic items. Give us info about your inner workings, and we'll match you to an ancient tool of destruction.
How Hostage Negotiation Works
people.howstuffworks.com/hostage-negotiation.htm
A hostage situation places innocent civilians directly in harm's way, and armed intervention places the hostages at even greater risk. Learn how a skilled negotiator uses psychology, instinct and deception to achieve a peaceful end.
Can You Match the Animal to Its Scientific Name?
play.howstuffworks.com/quiz/can-you-match-the-animal-to-its-scientific-name
Scientific names aren't the easiest thing in the world to learn, but knowing them can be incredibly impressive and helpful, especially if you're a science fan. Come impress us by matching these animals to their binomial nomenclature.