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How Police Dogs Work

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K-9 cops can sniff out drugs, bombs and suspects that would leave human cops ransacking entire cities. Learn all about the K-9 police force.

How to Volunteer in Historical Reenactments

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Volunteering in historical reenactments is a big commitment. Learn what's involved if you want to volunteer in historical reenactments.

The One With All the Questions: The Ultimate 'Friends' Quiz

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'Friends' had us glued to our TV screens for a decade. Are you the biggest fan?

How the Physics of Football Works

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There's a reason why some passes miss their target, and others land right in the receiver's hands -- it's physics! Take a look at the game from a whole new angle.

What Is Biodiesel?

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Biodiesel turns biodegradable fats and oils into an alternative fuel for your car. Learn about biodiesel components, biofuel history and biodiesel pros and cons.

10 Most Long-lived Empires in History

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Which historical empires lasted the longest? Read about the 10 most long-lived empires in history.

12 Black Inventors and Their Innovations That Shaped the World

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When asked to name a Black American inventor, many people might think of George Washington Carver and peanut butter. But this is actually a myth. There are hundreds of other unsung Black inventors who have shaped the world with their innovations.

How Auto-Versed Are You?

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Do you know enough about automobiles to earn your Auto-Versity degree? This is the quiz that will demonstrate whether or not you have an understanding about cars, trucks, companies and pop culture that spans the entire subject!

Can You Identify These Logos From a Partial Image?

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Logos are the brand of a company and can lead to millions of dollars in sales just by brand recognition. So, how many of these logos can you figure out? That's the million-dollar question!

Black Crystal Meaning for Energy Protection and Emotional Healing

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The surprising truth about black crystals: they're not just for banishing negativity. Discover why these powerful stones were used in ancient mystery schools, how they connect to the void between dimensions, and which black crystal holds the strongest grounding energy on Earth.

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