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Cinnabar: Red, Beautiful — and Toxic
science.howstuffworks.com/environmental/earth/geology/cinnabar.htm
Cinnabar's bright-red pigment has been used in jewelry, pottery and makeup for millennia. But cinnabar is also the primary ore for mercury, making it a dangerous mineral if the particles are inhaled.
If You Get 29/35 on This Soccer Quiz, You Can Fake Your Way as a World Cup Referee
www.howstuffworks.com/quiz/you-get-2935-this-soccer-quiz-you-can-fake-your-way-a-world-cup-referee
Not everyone can be a soccer referee, especially in the World Cup. Do you have what it takes? Here's your chance to find out!
The Fascinating World of Itchy Noses: Superstitions and Meanings Explained
people.howstuffworks.com/nose-itching-superstition.htm
Explore the intriguing nose itching superstition. Uncover cultural beliefs and meanings. Delve into the world of superstitious nose itching.
What Is the Oldest Tree in the World?
science.howstuffworks.com/life/botany/oldest-tree-in-world.htm
In the quest for the title of world's oldest tree, there's some stiff competition, as well as questions surrounding the way we define "oldest."
Store Shelves Still Empty? Blame the 'Bullwhip Effect'
money.howstuffworks.com/bullwhip-effect-news.htm
Product shortages on everything from cars to computer chips continue unabated. At the root of most is the "bullwhip effect." But what is it?
Why the 1933 London Tube Map Is Still Considered Design Genius
science.howstuffworks.com/engineering/civil/london-tube-map.htm
Before 1933, getting around London on the massively confusing Tube system was a nightmare. That's when draftsman Harry Beck stepped in and revolutionized map design.
Messerschmitt Bf 109(Me 109)
science.howstuffworks.com/messerschmitt-bf-109.htm
The Messerschmitt Bf 109 is one of few fighters ever to be developed from a light-plane design. Willy Messerschmitt's angular little plane was built in greater numbers than any other fighter. Read how the Bf 109 has been so successful and long-lived.
Does gender-targeted advertising work?
money.howstuffworks.com/gender-targeted-advertising.htm
When advertisers work to earn our hearts and our money, how does gender play into it? Do the ones emphasizing stereotypical male and female traits do a number on our brains (and wallets)? Or is it something else that makes us want to buy, buy, buy?
Rube Goldberg: The Man Behind the Ingenious Contraptions
Rube Goldberg, an American cartoonist, became famous for illustrating whimsical, overly complex machines designed to perform simple tasks, now known as Rube Goldberg machines.
The Spiritual and Emotional Meaning Behind Teardrop Tattoos
people.howstuffworks.com/culture-traditions/body-art/tear-drop-tattoo-meaning.htm
The teardrop tattoo holds a dark secret most people don't know. Discover the shocking prison origins, how its placement changes everything, and why this small ink mark can tell someone's entire life story without saying a word.