Combine all that with an edge-to-edge sheet of Gorilla Glass on the face and you've got a rather solid and premium-feeling device.

ENGADGET: Droid RAZR HD and RAZR MAXX HD review Mobile

Made from a flexible polymer film suffused with fluorescent particles, the prototypes catch only a specific wavelength of light and shoot it to an array of sensors that surround the sheet's edge.

ENGADGET

The desert here is a ruler-edge sheet of mute brown dirt, studded with the occasional spiky yucca tree, and goes on and on and on, much in the same interminable way as a pub bore.

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Get past the colors, the OS, and the spec sheet is just as cutting edge, untried and untested.

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As a result, the sea is eating away the edge of the ice sheet at a faster rate.

ECONOMIST: The science