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Quiz: Test Your Knowledge of These Debunked Conspiracy Theories
science.howstuffworks.com/science-vs-myth/everyday-myths/conspiracy-theory-quiz.htm
Is the world run by the Illuminati or just some reptilian overlords? Test your knowledge of conspiracy theories with this HowStuffWorks quiz.
What is emphysema?
health.howstuffworks.com/diseases-conditions/respiratory/what-is-emphysema.htm
Emphysema is a disease in which air becomes trapped in the lungs, making it difficult to breathe out. Learn more about emphysema in this article.
The Pink Fairy Armadillo Is as Mystifying as Its Name
animals.howstuffworks.com/mammals/pink-fairy-armadillo.htm
The pink fairy armadillo looks like something out of a children's book and is so rare that very few people have ever seen one.
No One Can Live Without a Mesentery, But What Does It Do?
health.howstuffworks.com/human-body/parts/mesentery.htm
In 2017, scientists discovered the 79th organ of the body. What took them so long and what does it do?
Can You Ace This Quiz About Ancient World History?
play.howstuffworks.com/quiz/can-you-ace-this-quiz-ancient-world-history
Long before the Internet and gas-sucking automobiles, human beings thrived all over the planet. As their empires rose and fell, they left behind intriguing evidence of their lives. What do you know about ancient world history?
Who Won the Cold War?
history.howstuffworks.com/history-vs-myth/who-won-cold-war.htm
The U.S. and Soviet Union fought the Cold War for 45 years via proxy wars and a near-complete polarization of the rest of the world. But did either side really win?
When Were the Twin Towers Built?
science.howstuffworks.com/engineering/structural/wtc.htm
The twin towers of the World Trade Center were true originals -- their history is one of innovation, persistence and grand ideas.
Is China taking over the world?
people.howstuffworks.com/china-taking-over-world.htm
Is China taking over the world or are they just trying to gain a better foothold in the world? Find out if China is taking over the world.
The September 11 Attacks Quiz
play.howstuffworks.com/quiz/september-11th-attacks-quiz
On Sept. 11, 2001, terrorist attacks on America altered the world's political and military landscape. How much do you really know about the history of these atrocities?
Electricity-free Fridge Could Change Millions of Lives
Food spoilage is an urgent issue for the millions of people with unreliable electricity - or no electricity at all. A supercool $35 fridge could change that common scenario.