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Mathematician Cracks the 33 Problem
science.howstuffworks.com/math-concepts/mathematician-has-just-cracked-33-problem.htm
Mathematician Andrew Booker has found the three cubes that add up to the number 33, a long-unsolved math problem.
Primary Colors Are Red, Yellow and Blue, Right? Not Exactly
science.howstuffworks.com/primary-colors.htm
Primary colors are the blocks from which all other colors are built. But there's a lot more to know about them than the basic red, yellow and blue we learned about in kindergarten.
Democracy vs. Republic: What's the Difference?
people.howstuffworks.com/democracy-vs-republic.htm
Is the U.S. a democracy or a republic? Or both? And what's the difference, anyway?
What's a uranium centrifuge?
science.howstuffworks.com/uranium-centrifuge.htm
Iran has announced its activation of a second set of uranium centrifuges. These machines are at the core of the uranium-enrichment process. Find out where the centrifuge fits into the equation.
Why does smoke come from a fire?
science.howstuffworks.com/environmental/energy/question43.htm
Let's say you have a nice fire going, and it's reduced down to a pit of hot "glowing embers." If you now toss a piece of wood, or even a sheet of paper, onto this fire, you see a huge puff of smoke as it heats up.
A Bottle of the World's Most Expensive Tequila Sold for $225,000
recipes.howstuffworks.com/most-expensive-tequila.htm
In the world of rare tequila, the price is often just as much about the luxury bottle as it is about the smooth taste of high-quality liquor. These expensive spirits are not only aged in everything from Cabarnet to Cognac to well-seasoned sherry barrels, they also come in fancy, hand-painted ceramic or crystal decanters.
Did a Russian lake flash-freeze a herd of horses?
animals.howstuffworks.com/animal-facts/did-russian-lake-flash-freeze-herd-horses.htm
Horses are powerful and strong, but are they any match for the freezing cold? Learn if a lake can flash-freeze a herd of horses at HowStuffWorks.
Do You Know Your Color Code Personality?
play.howstuffworks.com/quiz/do-you-know-your-color-code-personality
We're about to get really specific about what kind of personality you have, because this quiz is all about matching your best and worst traits to an HTML hex code. The real question is, which of the 140 color codes are you?
15 Types of Gemstones to Add a Little Sparkle to Your Life
science.howstuffworks.com/environmental/earth/geology/types-of-gemstones.htm
From ancient amulets to modern engagement rings, different types of gemstones have always caught the human eye.
How Al Capone's Mobsters Outmuscled Chicago Milkmen
history.howstuffworks.com/historical-events/chicago-milk-wars.htm
After Prohibition, Al Capone's mob seized control of the milk market, which led to conflict between the mob and unions known as the "Chicago milk wars."