Innovation

Do you know how common everyday items, such as mirrors, fireworks or sunglasses work? This collection of Innovation articles explores the workings of objects you may come into contact with on a regular basis.

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Eyeglasses are one of the most common sights in the world. Learn what goes into creating the lenses and how to read an eyeglass prescription.

By Bob Broten

The lead in a pencil is not actually lead. It is a mixture of graphite and clay, but have you ever wondered how they get the lead inside a wooden pencil. Find out how pencils are constructed in this article from HowStuffWorks.

If you had the perfect cure for world hunger, wouldn't you want to share it? A group called the Breatharians claims to have the answer: Stop eating.

By Katie Lambert

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You don't have to be a scientist in a white coat to use the scientific method. We all use it every day to make observations and solve problems.

By William Harris

Newton's iconic laws of motion are at work all around you, whether you're watching an Olympic swimmer push off a pool wall or a batter hit a baseball. So what are they?

By William Harris

Some cooks like to pound their steak with a mallet. Other adventurous souls have tenderized meat with explosives. Why does a pineapple work just as well?

By Tom Scheve

In an age of health-conscious consumers, low-carb diets and bottled water, one snack has stood the test of time. Twinkies are an icon of junk-food snacks and guilty pleasures, nutritionally worthless yet irresistibly yummy.

By Ed Grabianowski

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Water and vitamins help keep us alive and healthy. So if you put the vitamins in the water, wouldn't you be even healthier? Check out Glaceau's Vitaminwater and see if it really does what it claims to do.

By John Fuller

Researchers are constantly developing fabrics that can help keep you cool, whether you're working out or trying to get a good night's sleep. But how do they work, and which are the best ones?

By Carrie Whitney, Ph.D.

Many items enjoyed by people of all abilities were originally designed to help people with disabilities. Here are some inventions you may use every day that were originally for the disabled community.

By Alia Hoyt

How can my glasses change from transparent, when I'm inside, to dark when I go outdoors?

By Austin Henderson

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How do trick birthday candles work -- the kind that re-light themselves after you blow them out?

Whether you're hitting the surf or the slopes or just spending a day on the lake, sunglasses are a must-have accessory. Find out if the $10 sunglasses are as good as the high-cost ones.

By Jeff Tyson

Although technology is helping to make the world seem a lot smaller, there are still major differences between countries. Learn about electrical standardization around the globe.

Crunchy crust, soft, spongy middle -- there's something about fresh-baked bread. Have you ever thought about bread as a technology? Learn about the biochemical reactions that make bread taste so good!

By Marshall Brain

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Who doesn't love a smooth, creamy bar of chocolate? The process to make one is pretty tricky, but sooo worth it.

By Shanna Freeman & Alia Hoyt

Tired of hearing about things like monounsaturated fats, partially hydrogenated oils and trans fatty acids and not knowing a thing about any of them? Find out what you need to know here.

By Marshall Brain

If you've ever been to an aerial fireworks show, then you know that fireworks have a magic all their own. Ever wonder how they make such incredible colors and designs? Learn all about these pyrotechnics!

By Marshall Brain & Austin Henderson

Because sustenance ensures our survival, food preservation is one of the oldest technologies developed by human beings. Find out what's being done to your food to make it last longer.

By Marshall Brain

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Ever wonder what, exactly, you are putting in your body when you eat? Would you like to know the real difference between a "fat" and a "carb"? Learn all about food and how your body uses it!

By Marshall Brain

Got a few grays? Just want a new look? Well, if you are like 75 percent of women, you're part of a billion dollar industry. Learn all about hair coloring and choosing the best color for you.

By Marshall Brain

Want to keep your dog out of the neighbor's yard but feeling guilty pulling out a leash? You might consider an underground or wireless pet fence. Learn how these fascinating systems work and why this specialized fencing industry is booming.

By Melissa Russell-Ausley

It's a great pick-me-up in the morning and a perfect finish to a good meal. Ever think about trying to make this stuff at home? Find out what espresso actually is and how to make a perfect shot every time.

By Madeline Bullock

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In the past few years, tooth-whitening has exploded as the physical upgrade of choice. Unlike nose jobs and chin tucks, just about anybody can afford to try this at home. Learn about different whitening techniques and how they work, and decide if you should give it a try.

By Dr. Jerry Gordon

Although it's fairly easy to make at home or pick up at your local grocery store, ice cream is actually a very complex substance. Learn what goes into ice cream, how it's made and who invented it.

By Ed Grabianowski