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How many bug species exist?
animals.howstuffworks.com/insects/how-many-bug-species-exist.htm
Wondering how many bug species are out there? Learn the difference between bugs and insects and find out many bug species exist.
How Much Actual Money Is There in the World?
money.howstuffworks.com/how-much-money-is-in-the-world.htm
Exactly how much money is there in the world? Learn how some have counted the amount of money that exists and why it's such a difficult task.
Can You Pass the Military Alphabet Quiz?
play.howstuffworks.com/quiz/can-you-pass-the-military-alphabet-quiz
You don't have to be in the military to make use of the military alphabet. If you master this quiz, you'll never get stuck on a phone call saying "S as in ... uh ... umm" again. You'll have code words for every letter rolling off your tongue, and you'll sound really sharp. Let's start.
Can You Guess the Fast Food Restaurant From a Hint?
play.howstuffworks.com/quiz/can-you-guess-the-fast-food-restaurant-from-a-hint
Have you been paying more attention to the food than the place it comes out of? Can you tell us which fast food restaurant or chain we're talking about if we give you a hint?
How Desert Animals Thrive in the Hottest Regions of the World
animals.howstuffworks.com/animal-facts/desert-animals.htm
Discover the fascinating world of desert animals. Explore their survival strategies and adaptations in harsh arid environments.
What is gray water, and can it solve the global water crisis?
home.howstuffworks.com/green-living/gray-water.htm
Gray water is all of the wastewater that comes from your washer, sinks, bathtub or shower. Learn about gray water and how gray water can be recycled.
Why Is the Tropic of Capricorn Important?
science.howstuffworks.com/environmental/earth/geophysics/tropic-of-capricorn.htm
You've probably heard of the Tropics of Capricorn and Cancer, but do you know the difference?
Who designed and built the first hybrid car?
auto.howstuffworks.com/fuel-efficiency/hybrid-technology/first-hybrid-car.htm
The first hybrid car was built much earlier than you might expect. Read up on the history of the first hybrid car models in this article.
Can You Guess Which Countries These Breathtaking Landscapes Are From?
play.howstuffworks.com/quiz/can-you-guess-which-countries-these-breathtaking-landscapes-are-from
Where in the world can you marvel at Earth's biggest canyon, swim in lakes the color of bubble gum, or stroll through endless stretches of red sand? Take our quiz to see if you can match these breathtaking landscapes to the correct country!
Tallest Building in the U.S. and 13 Other Stunning Skyscrapers
science.howstuffworks.com/engineering/structural/tallest-building-in-the-us.htm
When you look at the tallest buildings, you're not just gazing at steel and glass; you're witness to a place's aspirations for greatness. These record-breaking skyscrapers reshape urban space, optimize office space and serve as iconic landmarks.