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When Glass Touch Screens Feel Like Sandpaper

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Glass screens that can feel the touch of your fingers are all the rage these days. You'll find them in all kinds of gadgets, from smartphones to tablet computers.

But the way a team of Disney Researchers sees it, there's one huge problem with this technology: All glass screens feel exactly the same.

So, OK, that "problem" may not be keeping you up at night. But think about the difference between typing on a hardware keyboard, where you can feel whether your fingers are hitting the right keys, and a touch screen keyboard, where the letters "q" and "w" feel exactly the same—as does the space between them.

That's the problem that Disney Research is hoping to solve with a new technology it's calling "TeslaTouch."

From CNN
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