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How Millimeter Wave Scanners Work
science.howstuffworks.com/millimeter-wave-scanner.htm
If you've traveled recently, you probably raised your arms above your head and waited for a millimeter wave scanner to do its screening thing. During those 10 seconds or so, did you ever wonder exactly how the device produced your image?
Amethyst Stone: Meaning, Healing Properties, and Powers
science.howstuffworks.com/environmental/earth/geology/amethyst-meaning.htm
Is Amethyst the right stone for you? Find out how this crystal can help you achieve greater peace, clarity, and spiritual growth. What can Amethyst do for your life? Explore its properties.
The Axis Conquers the Philippines: January 1942-July 1942
history.howstuffworks.com/world-war-ii/axis-conquers-philippines.htm
The Axis conquering the Philippines had repercussions throughout all of World War II's major theaters. Find a timeline and photos in this article.
Early Twentieth Century Railroads
history.howstuffworks.com/american-history/early-twentieth-century-railroads.htm
Early 20th-century railroads saw major improvements in safety and comfort, as well as new regulations. Learn more about railroads in the early 1900s.
How Robots Work
science.howstuffworks.com/robot.htm
Robots are becoming increasingly sophisticated and lifelike. Learn about robots, the latest robot technology and how close we are to artificial intelligence.
How the Berlin Wall Worked
history.howstuffworks.com/historical-events/berlin-wall.htm
The Berlin Wall divided a country and a city, but it had a purpose. Examine Berlin Wall history and Berlin Wall facts and see Berlin Wall pictures.
1949-1951 Ford Mercury Woody
auto.howstuffworks.com/1949-1951-Ford-Mercury-Woody.htm
The 1949-1951 Ford Mercury Woody was not the most reliable car, but they were popular nonetheless. Learn more about the 1949-1951 Ford Mercury Woody.
10 Awesome New Inventions You'll Never Hear About
science.howstuffworks.com/innovation/inventions/5-awesome-new-inventions-youll-never-hear-about.htm
Despite all the Slinkies, Band-Aids and BIC pens out there, many patented inventions that push the boundaries of innovation will likely never see widespread use, like this car that's grown organically and emits pure oxygen.
Can You Answer These Questions Every Ford Owner Should Know?
play.howstuffworks.com/quiz/can-you-answer-these-questions-every-ford-owner-should-know
Think you're a Ford fanatic? Live in the Blue Oval? Go Further than your friends by testing your knowledge and proving that you're Built Ford Tough!
8 Things Invented or Discovered by Accident
From cornflakes to Silly Putty, many of the things we consume today were created unintentionally. Here are the stories behind eight well-known inventions.