Innovation

The grocery bag you're carrying breaks, and the eggs inside splat across your driveway. Yep, unloading groceries can be tedious, but that's nothing compared to the days before refrigeration, so grab a cold beverage and learn who you have to thank.

By Jonathan Atteberry & Desiree Bowie

Like so many other modern conveniences that we take for granted, the history of the elevator is more complicated than it may seem at first glance. Believe it or not, there's some controversy over who invented this commonplace contraption.

By Shanna Freeman

More than two-thirds of U.S. households play video games, according to the Entertainment Software Rating Board. Without the crazy ideas of a few pioneering folks, we might still be stuck playing marathon sessions of charades. So who do we have to thank?

By Jonathan Atteberry

We take X-rays so much for granted. We get them at the dentist's office and watch them while clearing luggage through security at the airport. But did you know they were discovered by accident?

By Josh Briggs

Before you hurriedly unwrap a stick of gum and twist the foil around the closest blown fuse, you may want to consider a few things. You could have a fixed fuse -- or a full-blown fire.

By Jessika Toothman

Better than buttons? Maybe. Less time-consuming than laces? Definitely. As far as fastening mechanisms go, the zipper is a work of art. Learn exactly what makes up a zipper and how it all fits together so perfectly.

By Tom Harris

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

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

By Austin Henderson

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.

Energy drinks are everywhere, but how exactly are they supposed to give you energy? What's really in them, and are they safe? Find out.

By Stephanie Watson

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

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

Sushi is much more than raw fish. Learn about types of sushi, where it came from, how to make it at home and what it's like to visit a sushi bar.

By Ed Grabianowski

Many dieters use artificial sweeteners as a way to cut sugar without eliminating all things sweet. But did you know that some artificial sweeteners have almost as many calories as sugar? Find out how artificial sweeteners work.

By Lee Ann Obringer

Breast implants are becoming a popular high school graduation present for parents in the U.S. to give their teens. Learn all about breast implants and the surgical process of augmentation.

By Robert Valdes

Moonshining has evolved from backwood stills in the South. In fact, it's downright trendy in some bars. But, why is homebrewing and winemaking legal, but not distilling your own moonshine?

By Ed Grabianowski & Melanie Radzicki McManus

Tea, the second-most consumed beverage in the world, has its own culture and customs. Learn more about different kinds of tea and how the process of preparing tea works.

By John Fuller

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

Not only do we need to consume salt, we also need it for a variety of nonfood uses. But if it's so important, why do health organizations recommend that we closely watch our intake? Apparently, there can be too much of a good thing. Learn what happens when we overload on salt or get too little of it.

By Shanna Freeman

People have strong opinions about pizza -- in terms of passion, it ranks right up there with politics and religion. How did this Italian peasant food become a diet staple?

By Alia Hoyt

You stay behind at work and agree to close up alone. You go into the walk-in freezer to put away some food, and the door shuts behind you. You do everything you can think of, but you can't get it open. Now what?

By Katherine Neer

In movies, bad guys can take over an airplane and start shooting up the place. Wouldn't the plane explode or depressurize as soon as the bullet pierced its skin?

By Marshall Brain