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Dry Shampoo Basics
health.howstuffworks.com/skin-care/scalp-care/tips/dry-shampoo.htm
Dry shampoos can be a quick fix when you don't have time to shower. But are dry shampoo sprays and foams good enough for use every day?
10 Strange Structural Engineering Marvels
science.howstuffworks.com/engineering/structural/10-strange-structural-engineering-marvels.htm
Some architects and engineers go big. Others get fancy. And yet others aim squarely for the completely bizarre. These imagination-bending, gravity-defying products may induce more than a few OMGs.
25 of the World's Longest-reigning Monarchs
history.howstuffworks.com/historical-figures/longest-reigning-monarchs.htm
From Athelstan, who held off the Viking invaders of Britain, to Sobhuza, the longest-serving king of Eswatni (formerly Swaziland), here are 25 of the world's longest-serving monarchs.
How Wine Fraud Works
money.howstuffworks.com/wine-fraud.htm
Whether by tampering with the bottle or the liquid inside, wine fraudsters have fooled billionaires and connoisseurs. Learn how wine fraud works at HowStuffWorks.
What Are the 10 Worst Torture Methods and Why?
science.howstuffworks.com/five-forms-of-torture.htm
The most prevalent forms of torture have been identified in a book by the CODESRIA organization. Learn about the most prevalent forms of torture.
10 Bizarre Treatments Doctors Used to Think Were Legit
science.howstuffworks.com/life/biology-fields/10-bizarre-treatments.htm
From tobacco smoke enemas to whirling chairs, doctors have tried almost everything to cure human disease.
Meet the Trebuchet, the Castle-crushing Catapult of the Middle Ages
history.howstuffworks.com/european-history/trebuchet.htm
Before the advent of gunpowder, enemy combatants used a powerful siege weapon called a trebuchet to forcefully launch projectiles - sometimes a large stone, a decapitated human head or a dead horse - at intended targets.
10 Innovations in Water Purification
science.howstuffworks.com/environmental/green-tech/sustainable/10-innovations-water-purification.htm
As far back as 1500 B.C.E., people were trying to purify water to make it drinkable. And we're still at it. Today inventors use tools as simple as clay and as sophisticated as carbon nanotubes to bring clean water to the world.
How Zero Population Growth Works
people.howstuffworks.com/zero-population-growth.htm
The goal of zero population growth is to reach a sustainable global birth rate. Explore how zero population growth works and if it is possible.
How Maps Work
science.howstuffworks.com/environmental/earth/geophysics/map.htm
A map is a type of language, a graphic way of representing information, whether it's to show population density or tell you how to get from Point A to Point B. Here's how they're made.