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What are the Nazca lines?
science.howstuffworks.com/science-vs-myth/unexplained-phenomena/nazca-lines.htm
Long before crop circles captured the world's imagination, a Peruvian culture called the Nazca went about creating a series of intricate lines -- sometimes in the shapes of animals -- on the desert floor. But how'd they do it -- and why?
Is it rude to wear a hat indoors?
people.howstuffworks.com/is-it-rude-to-wear-hat-indoors.htm
Men are taught not to wear hats indoors, but is it really hurting anyone? Learn why wearing hats indoors is generally frowned upon at HowStuffWorks.
Should we bring extinct species back to life?
animals.howstuffworks.com/extinct-animals/should-bring-extinct-species-back-to-life.htm
De-extinction is a controversial topic. Find out the pros and cons of bringing extinct species back to life at HowStuffWorks.
Where did the 2,000-calorie diet come from?
health.howstuffworks.com/wellness/food-nutrition/facts/2000-calorie-diet.htm
Nutrition labels list daily values based on a 2,000-calorie diet. But where did the 2,000-calorie diet come from? Find out.
Can we manufacture matter?
science.howstuffworks.com/environmental/earth/geophysics/can-we-manufacture-matter.htm
We humans love to create. We build soaring skyscrapers from the ground up. We fill blank canvasses with timeless, magnificent art. Can we achieve the ultimate feat and generate matter?
How old is the electric car?
auto.howstuffworks.com/under-the-hood/auto-manufacturing/how-old-is-the-electric-car.htm
Electric cars aren't so new today. Turns out they have been around since before the Model T. Find out how old electric cars are at HowStuffWorks.
Answer These Yes or No Questions and We'll Guess What Your Job Is
play.howstuffworks.com/quiz/answer-these-yes-or-no-questions-and-well-guess-what-your-job-is
Do you have an unusual job? Are you confident that we'll have a hard time guessing it? Want to see how close we can get? Take this quiz to find out what we think your job is!
What Would Your Job Be in the Mafia?
play.howstuffworks.com/quiz/what-would-your-job-be-the-mafia
You've seen 'Goodfellas,' 'Scarface,' and of course, 'The Sopranos.' Now you want to get involved. Whether you're into kneecapping or numbers, Cosa Nostra has a place for you. Take this quiz to find out what it is!
3 Types of Trees You'll Find All Over the Planet
science.howstuffworks.com/life/botany/types-of-trees.htm
Trees are one of nature’s most incredible designs, providing oxygen, shelter and even maple syrup! From towering evergreens to small flowering plants, the diversity of trees is truly mind-blowing.
12 Weird Words That Don't Always Mean What They Used To
people.howstuffworks.com/weird-words.htm
The English language is full of quirks, and sometimes weird words sneaks into your vocabulary that make you stop and scratch your head when you really think about them.