Search Results | patent
Your search for "patent" returned 710 results
How do self-cleaning ovens work?
recipes.howstuffworks.com/tools-and-techniques/question559.htm
Self-cleaning ovens use a temperature cycle to burn off spills from baking, without the use of any chemicals. Learn more about self-cleaning ovens.
How Autofocus Cameras Work
electronics.howstuffworks.com/autofocus.htm
Ever wonder how your camera knows what you're looking at? Understand how autofocus cameras lock on to the object you're photographing!
How Color-changing Ice Cream Works
science.howstuffworks.com/innovation/edible-innovations/color-changing-ice-cream.htm
Sure, novelty foods can seem gimmicky sometimes, but color-changing ice cream is a treat that's fun for your taste buds and your eyes. Learn the chemistry behind the confection - it's sweeter than you think.
Is there a way to make my sunglasses scratch-resistant?
science.howstuffworks.com/question613.htm
I recently bought a pair of mirrored sunglasses and they are already scratched. Isn't there a way to make them scratch-resistant?
What is digital spread spectrum as used in cordless telephones?
electronics.howstuffworks.com/question326.htm
DSS technology has evolved into the technology of choice for the cordless phone. What is digital spread spectrum as used in cordless telephones?
The Hottest Pepper in the World Is Another Puckerbutt Creation
recipes.howstuffworks.com/hottest-pepper-in-the-world.htm
Hot peppers are tasty and nutritious fruits (not vegetables!) that create a spicy sensation on your tastebuds. They have been a staple of spicy foods for thousands of years, but in the last half-century, scientists have developed advanced cross-breeding techniques to craft the hottest pepper in the world - hotter than nature would concoct on its own.
How Hydropower Plants Work
science.howstuffworks.com/environmental/energy/hydropower-plant.htm
Hydropower plants produce about 24 percent of the world's electricity and supply more than 1 billion people with power. Find out how hydropower plants work.
How does a Magna Doodle Work?
entertainment.howstuffworks.com/question284.htm
How does a Magna Doodle Work?
When Was It Invented? The Technology Timeline Quiz
play.howstuffworks.com/quiz/technology-timeline-quiz
Think you can pass our invention timeline quiz? Test your knowledge to see if you know how long these technologies have been around.
How Ouija Boards Work
science.howstuffworks.com/science-vs-myth/unexplained-phenomena/ouija-boards.htm
A key ingredient of horror films, junior-high slumber parties and occult practices, the Ouija board has been fascinating and scaring people for more than a century. But does it really contact the spirit world, or is there a more logical explanation?