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How many planets in our universe could support life?
science.howstuffworks.com/planets--universe-support-life.htm
We don't know the answer to how many civilizations might exist in the universe. But we do know the factors that allow life on Earth. Are there other planets that fit the bill? Oh yes indeed.
Can You Match the MCU Quote to the Character?
play.howstuffworks.com/quiz/can-you-match-the-mcu-quote-to-the-character
The MCU is great at so many things and one of them is definitely coming up with amazing, standout quotes. If you can do this all day, if you are inevitable, if you are Iron Man (or maybe even Groot), then take the quiz and show your stuff!
How the Green Berets Work
science.howstuffworks.com/green-beret.htm
John F. Kennedy called the green beret "a symbol of excellence, a badge of courage, a mark of distinction in the fight for freedom" -- a nod to the most formidable arm of the U.S. military. The Green Berets, or Special Forces, are America's first line of defense around the world.
The Captain America Movies Quiz
play.howstuffworks.com/quiz/captain-america-quiz
If you are a fan of everything Marvel, take our Captain America quiz. Answer all the questions right, and you may end up feeling like a superhero!
Who Paid the Largest Criminal Fine in History and Why?
money.howstuffworks.com/largest-criminal-fines-in-history.htm
The largest criminal fines in history have been paid by corporations, not individuals. Who paid the largest criminal fine in history and why?
How Zero Works
science.howstuffworks.com/math-concepts/zero.htm
You use the number zero all the time, but it may surprise you to learn that it sometimes isn't a number at all. It may surprise you even more to learn that it was all but invented. See what else surprises you about zero in this article.
Did Jackie Robinson Really Break Baseball's Color Barrier?
entertainment.howstuffworks.com/jackie-robinson-break-baseball-color-barrier-.htm
Jackie Robinson is rightfully lauded for breaking Major League Baseball's color barrier in 1947. But there were many unsung players who paved the way.
What's the difference between a semi-automatic weapon and a machine gun?
science.howstuffworks.com/semi-automatic-weapon-vs-machine-gun.htm
The term "semi-automatic weapon" is used in the U.S. media often. But what does it really mean? Is it just another term for a machine gun?
How Removing Public Monuments Works
science.howstuffworks.com/engineering/structural/removing-public-monuments.htm
Controversy surrounds the removal of public monuments honoring the U.S. Confederacy. But who or what determines which monuments go up or come down?
How the CPR Doll Developed From a Famous Parisian Death Mask
history.howstuffworks.com/european-history/cpr-doll-history.htm
CPR Annie has been called "the most-kissed face in the world." But the doll's look was improbably inspired by a famous Parisian death mask.