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Flash and Awe: A Better Stun Grenade Protects the Good Guys

Flash and Awe: A Better Stun Grenade Protects the Good Guys   more»»
Say you're a SWAT cop about to rescue hostages, or a soldier trying to extract your buddies from a terrorist hideout. You can't just charge in with guns blazing, so you throw the bad guys off with a nice stun grenade: It creates a deafening bang and a mighty flash without lethal shrapnel. Sounds great, but the force of the explosion can still injure the very people you're trying to save. A couple of years ago, Sandia National Laboratories, which has been developing stun grenades for decades, found a solution to this problem — the fuel/air distraction device. Traditional "flash-bangs" work by igniting a mixture of aluminum and potassium perchlorate. Pull the pin and a few seconds later the cocktail explodes from inside its housing. But yank the pin on the new stunner and a gas starts combusting, which pushes out and ignites a cloud of powdered aluminum. The result is what you see on the test stand above: a blinding burst of light accompanied by a boom of up to 170 decibels — about as loud as a shotgun — but very little blast pressure. Sandia has licensed the device to Defense Technology (a subsidiary of arms maker BAE Systems), which hopes to bring it to market by year's end. There's never been a safer time to be held against your will. For more, visit video.wired.com. Wired.com

Fri Oct 10, 2008


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Schultz, like Zimmerman, was attracted by the possibilities of using comics as an educational medium. "It's not prose, and it's not documentary film," Schultz says. "It's kind of its own animal." And the graphic novel market is drawing in different readers than he's accustomed to at DC. "The manga phenomenon," he notes as one example, "is attracting new demographics, like younger women, who weren't picking up on traditional comics."

Not that this is the first time comics have been enlisted for educational purposes. The field goes back to the 1940s, when Will Eisner turned Army instruction manuals into graphic guides for soldiers. Also, there's Larry Gonick's Cartoon Guides of the '80s, with his Cartoon Guide to Genetics being the most obvious precursor here. Stuff of Life builds on Gonick, updating his science and employing a silly yet more effective narrative—alien scientist Bloort 183 presents a PowerPoint on human genetics to his slow-learning leader.

Up next? Possibly evolution. After all, Zimmerman says, "more than half of adult Americans think Earth is about 6,000 years old."




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