Devices

Ever wondered how that thing works? Explore the inner workings of many common devices and inventions, as well as those that aren't so common, such as compasses, gyroscopes and bug zappers.

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It's common knowledge that Thomas Edison invented the incandescent light bulb and the phonograph, but did you know he also developed concrete furniture and a phone to communicate with the dead?

By Martha Barksdale

What if a scan could not only help diagnose diseases of the brain, but maybe even determine what we're thinking and feeling? A noninvasive fMRI test could do just that.

By Stephanie Watson

This nonlethal weapon doesn't cause any lasting damage, but it may cause you to pray to the porcelains gods if an officer shines one in your eyes long enough to subdue you.

By Craig Freudenrich, Ph.D.

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Wind tunnels are the unsung heroes of aerodynamics. Thanks to these breezy devices, we have safer planes, cars and space vehicles.They even provide some extreme fun for the adrenaline junkies among us. What's the deal with wind tunnels? Find out in this article.

By Nathan Chandler

Did you know that the Internet was originally invented for military purposes? It’s true. So too were cell phones and the Humvee. In fact, many of society’s biggest technology breakthroughs have been adapted for civilian use from their original military application. And when it comes to military technology, particularly weapons, there is no end to […] The post 10 Crazy Military Weapons That Actually Exist appeared first on Goliath.

By Jack Sackman

They keep our miles and miles of unruly cords untangled and out of the way. But how do they work?

By Patrick J. Kiger

That is, if you're under the age of 25 and your hearing's intact.

By Julia Layton

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Windmills and wind turbines work on the same core principle to convert wind into energy, but one creates mechanical energy while the other creates electricity. Here's how they work.

By Trevor English

First developed in the 1920s, Geiger counters still use the same basic technology to detect radiation, but today can be the size of a smartphone.

By Patrick J. Kiger

Splish-splash is not the sound you want to hear when you're standing in front of a urinal. A new design is being touted as the answer to the splashless pee.

By Kate Morgan