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How Math Works
science.howstuffworks.com/math-concepts/math.htm
A world without math is unimaginable. It's a part of who we are. It's the analytical juice of our left brain. In the words of physicist Richard Feynman, even a fool can use it. So why do so many of us turn our backs on numbers?
What Are Prime Numbers, and Why Do They Matter?
science.howstuffworks.com/math-concepts/prime-numbers.htm
You may remember from math class that a prime number is a number that can only be divided by 1 and itself. But why are they important anyway?
Can You Name the Historical Figure From a Legendary Fact About Them?
play.howstuffworks.com/quiz/can-you-name-the-historical-figure-from-a-legendary-fact-about-them
Earth wouldn't be Earth without the epic people who do things like invent the internet, travel around the world in 80 days and yell, "Eureka!" Learn about the coolest accomplishments in history and try to match these historical figures to the legendary fact.
What If Everyone on Earth Spoke the Same Language?
science.howstuffworks.com/science-vs-myth/what-if/what-if-everyone-spoke-one-language.htm
Would the people of the world get along better if they spoke the same language? Or would it just be easier for us to hate each other?
How Valentine's Day Works
people.howstuffworks.com/culture-traditions/holidays-other/valentine.htm
Was there really a saint named "Valentine"? And why all the flowers and chocolate? Learn all about the origins and symbols of Valentine's Day.
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.
How Does a Camera Obscura Device Work?
electronics.howstuffworks.com/question131.htm
A pinhole camera is the simplest camera possible. To get a better understanding of how they work, read more about camera obscura principles.
Mimetoliths: The Faces We See in Rock Formations
science.howstuffworks.com/life/inside-the-mind/human-brain/mimetoliths.htm
Erosion and weather can combine to make rock formations look like all kinds of things, from human faces to animals. They're called mimetoliths and we've taken a look at four of the most famous.
How to Find the Area of a Triangle
science.howstuffworks.com/math-concepts/area-of-a-triangle.htm
With its three sides and three angles, the triangle is one of the most basic shapes in geometry. This means calculating the area of a triangle is a fundamental skill in geometry, with multiple formulas available depending on the type of triangle and the given data.
How Geothermal Energy Works
science.howstuffworks.com/environmental/energy/geothermal-energy.htm
Geothermal energy is clean, abundant and renewable. Learn about geothermal energy, geothermal heat pumps and geothermal power plants.