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.


Sourdough bread tastes great, but have you ever thought about it as a technology??? Learn how this technology works!

There was once no cure for blindness, but artificial vision systems implanted directly on the retina may restore sight. Is a silicon microchip the answer to combating retinal disease?

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.

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.

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.

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.

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

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!

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

You can find glow-in-the-dark item everywhere these days. Have you ever wondered how these items produce their light? Find out the answer to that question in this article.

There is a can of Pam in my kitchen that has a small hole in the lid. Lots of other cans have this hole. Why?

There's a candy called 'Pop Rocks.' When you put it in your mouth it makes a loud popping sound and it feels really weird! How do Pop Rocks work?

It certainly doesn’t bubble up at the drugstore, and it’s kind of a snooze if you pour it on skin that doesn’t have a cut on it. So, what is it about blood that makes hydrogen peroxide start foaming at the mouth?

Yesterday you talked about hydrogen peroxide, and the day before you talked about Pop Rocks candy. Since we are talking about things that fizz, what about Alka Seltzer? How does it work and why does it fizz?

Most doctors use a variety of instruments to assess your health. Ever wondered just what they all do?

Kidney dialysis allows severely ill patients to urinate through a medical device. Find out how dialysis works.

X-ray machines are an indispensable part of medical diagnosis. Find out how they see right through you.

Many of the things I buy contain little packets of crystals. Some of them actually say "Silica Gel" on them, but many are unlabeled or say something like, "Do not eat." I have found these packets in electronics, vitamins and even in some pepperoni I

How do chickens create eggs? Does the chicken's body make the shell and fill it with the white and yolk somehow, or does it make the white and yolk and then somehow wrap the shell around it?

I have heard that grilling or broiling meat can cause it to become cancerous. Is this true? Find out the answer to this question here.

I saw your question on fog machines and dry ice and would like to know more -- how exactly does dry ice work?

How do scratch-and-sniff stickers work? What makes them last for years and years?

Ear thermometers can get a quick and accurate reading. Learn how they assess your body temperature from inside your ear.

I'm having T-shirts printed, and the people at the shop keep talking about "silk-screening." How does silk-screening work?