Search Results | inventions
Your search for "inventions" returned 1,924 results
10 Cool Engineering Tricks the Romans Taught Us
science.howstuffworks.com/engineering/structural/10-roman-engineering-tricks.htm
When it came to building or improving things, the ancient Romans really knew their stuff. Which cool engineering tricks did they pass along to us?
If You Can Identify These Objects, You're Probably a Baby Boomer
Baby boomers were right there when go-go boots first came on the scene, and they know church keys weren't for opening locks! If you're up to speed with the baby boomer era, do you think you can identify each of our quiz items from just one image? Take a walk down memory lane, and find out!
How Math Works
science.howstuffworks.com/math-concepts/math.htm
A world without math is unimaginable. It's a part of who we are. It's the analytical juice of our left brain. In the words of physicist Richard Feynman, even a fool can use it. So why do so many of us turn our backs on numbers?
1905 Harley-Davidson
auto.howstuffworks.com/1905-harley-davidson.htm
The 1905 Harley-Davidson motorcycle had to be pedaled like a bicycle to get started. See pictures and learn about this Harley-Davidson motorcycle.
What is the four-stroke combustion cycle?
auto.howstuffworks.com/four-stroke-combustion-cycle.htm
The Otto cycle includes the intake, compression, combustion and exhaust strokes. Learn about the four-stroke combustion cycle from this article.
How Auto-Tune Works
entertainment.howstuffworks.com/auto-tune.htm
Auto-tune has become incredibly common and much more noticeable in recent years. Learn how auto-tune works.
How Ramjets Work
science.howstuffworks.com/transport/engines-equipment/ramjet.htm
Imagine whipping through the sky at thousands of miles per hour. This special type of jet engine can do exactly that.
Can You Name All 50 of These Firearms that Shaped the World?
Since the development of gunpowder, the history of the world can be traced through the history of the gun. The development of the modern firearm - perhaps more than any other invention - has shaped the world as we now know it. While there have been literally thousands of different firearms designed in the past three centuries, which ones are the greatest?
What Does R.S.V.P. Mean?
people.howstuffworks.com/question450.htm
The initials R.S.V.P. are at the end of many invitations. What does that stand for?
9 Political Slips of the Tongue
people.howstuffworks.com/9-political-slips-of-the-tongue.htm
Much to our amusement, politicians sometimes get tongue-tied. See our list of 9 political slips of the tongue by presidents and other leaders.