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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?
10 Construction Projects That Broke the Bank
science.howstuffworks.com/engineering/structural/10-construction-projects.htm
Whether we're trying to save a sinking city or dig a massive tunnel, our appetite for construction knows no bounds. But if designers had known the actual cost of these 10 projects, they might have gone back to the drawing board.
How Boxing Works
entertainment.howstuffworks.com/boxing.htm
Boxing is one of the oldest sports that involves two people fighting with their fists. Learn about boxing and some different aspects of boxing.
10 Scientific Breakthroughs We Literally Couldn't Live Without
You might argue we have scientists to thank for our own survival. What breakthroughs have kept the human race from dying out?
10 Scientific Questions We Can't Answer Yet
science.howstuffworks.com/innovation/scientific-experiments/10-questions-science-cant-answer-yet.htm
Science is forever uncovering the mysteries of our universe, but some questions remain elusive. What topics have us still scratching our heads?
10 20th-Century Staples We Never Thought Would Die
A lot of folks once thought these 10 things would never become obsolete. Learn about 10 20th-century staples we never thought would die at HowStuffWorks.
10 Worst Business Decisions Ever Made
money.howstuffworks.com/10-worst-business-decisions.htm
It seemed like a good idea at the time - when AOL merged with Time Warner. But it wasn't. Here are the 10 worst business decisions.
How the PlayStation Camera Works
electronics.howstuffworks.com/playstation-camera.htm
The PlayStation Eye is Sony's latest entry into the video gaming camera market. Find out how it's hoping to make your handheld controller obsolete.
How SCSI Works
computer.howstuffworks.com/scsi.htm
SCSI (pronounced 'scuzzy') is an ultra-fast, high-power communications bus that connects up to 15 devices to your computer. Find out how this bus operates.
How Ultrasound Works
science.howstuffworks.com/ultrasound.htm
Ultrasound lets us peek into the human body to see everything from heart valves to a moving baby. But how do sound waves give us a picture?