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CCD vs. CMOS Censor: What's the Difference?
electronics.howstuffworks.com/cameras-photography/digital/question362.htm
CCD and CMOS image sensors both convert light to electrons in a digital camera. Learn the differences between CCD and CMOS sensors.
History of Radio Pictures
electronics.howstuffworks.com/history-of-radio-pictures.htm
You can't see radio waves, but you can check out relevant telegraphs, vacuum tubes and early radio models in this gallery.
No Wires Required
play.howstuffworks.com/quiz/wifi-quiz
Wireless networks are easy to set up and inexpensive. They're also unobtrusive -- unless you're on the lookout for a place to use your laptop, you may not even notice when you're in a hotspot. But as you'll find out in this quiz, there's a lot more to them than meets the eye.
The Perfect Length for a Pop Song
entertainment.howstuffworks.com/the-perfect-length-a-pop-song.htm
Why are most radio songs between three and four minutes? Learn the science and psychology behind pop song length at HowStuffWorks Now.
Driver's License on Your Phone? There's an App for That
electronics.howstuffworks.com/cell-phone-apps/drivers-license-your-phone-theres-an-app-that.htm
Is a digital driver's license in your near future? Learn more about mobile driver's licenses at HowStuffWorks Now.
Wearable Air Bags Save Lives
auto.howstuffworks.com/car-driving-safety/safety-regulatory-devices/wearable-air-bags-save-lives.htm
These personal air bags can help anyone prone to falling, including motorcyclists, horseback riders and senior citizens. HowStuffWorks takes a look.
Research Confirms It: We Really Are Getting Dumber
A new study shows that IQ levels have been falling since 1975, reversing a 20th-century trend.
Can We Guess Your Age in Just 30 Questions?
play.howstuffworks.com/quiz/can-we-guess-your-age-just-30-questions
Through historical, pop culture, and musical references, we think that we can guess your age by simply asking you these 30 questions. Find out how accurate we are.
The Spinning Mule's Impact on the Industrial Revolution
science.howstuffworks.com/innovation/inventions/spinning-mule.htm
The spinning mule shaped the textile industry and society as a whole during the Industrial Revolution. Read on to learn about the groundbreaking invention.
How Many Books Are There in the World?
entertainment.howstuffworks.com/arts/literature/how-many-books.htm
Roughly 156 million books are out there...we think. The answer is more complex than you'd imagine, but we've made an educated guess.