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How Carbon Negative Cement Works
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Carbon negative cement could be the solution to the carbon dioxide emissions caused by the production of cement. Learn about carbon negative cement.
9 Surprising Facts About Mexican Revolutionary Pancho Villa
history.howstuffworks.com/historical-figures/pancho-villa.htm
Assassinated at the age of 45, Francisco 'Pancho' Villa was a bandit, a politician and one of the most prominent figures of the Mexican Revolution.
5 Medicines that Cause Sun Sensitivity
Medicines that cause sun sensitivity can increase the chance of sun damage. Learn about 5 medicines that cause sun sensitivity.
Apollo 11 Put the First Men on the Moon. What About Missions 12-17?
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You know Apollo 11. But what did the other Apollo missions accomplish after Neil Armstrong made his giant leap for mankind?
Can You Answer These Basic Questions About Firearms?
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When it comes to firearms, it's important to know as much as you can. Do you think you can answer these basic questions about them? Here's your chance to find out!
Can You Ace This Disney Villains Quiz?
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Disney may be known for a certain friendly mouse and a host of sweet princesses, but this entertainment behemoth has also come up with some pretty memorable bad guys. Take our quiz to test your knowledge of Disney's greatest villains!
We'll Give You 3 Items, You Tell Us What They Have in Common
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The human brain is unbelievably good at looking for patterns, as a way to relate things to one another in a way that makes sense. Take our quiz to see if you can figure out what all these trios have in common!
6 Startling Revelations From Declassified U.S. Government Documents
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Declassified government documents can change our view of history, and also sometimes contain surprising revelations. Here are six to discover.
Can You Answer These Questions About the Year 2005?
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2005 was a difficult year for many and all over the world. Yet, others prospered! What do you remember about it? Let's test your knowledge.
Can You Get in Trouble for Not Flying the U.S. Flag at Half-staff?
people.howstuffworks.com/culture-traditions/national-traditions/flying-us-flag-at-half-staff.htm
Days when U.S. flags are officially lowered to half-staff have greatly increased. But can you get into trouble if you don't lower your own flag?