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Picture Perfect

As millions of bleary-eyed computer users can attest, words and images on a screen are not nearly as sharp and crisp as those in, say, Technology Review. But IBM researchers in Yorktown Heights, N.Y., have built a display with a resolution of 200 pixels per inch -four times the resolution of the best commercial liquid crystal and cathode ray tube displays -that achieves a clarity rivaling the printed page. From a distance of about 45 centimeters, the screen’s resolution closely approaches most people’s limit of visual acuity. IBM says commercialization is still a year away. Initial targets will be applications in which high resolution is critical, such as monitors for displaying x-rays and for publication design and production. But the computer giant expects eventually to make the flat-panel monitors available for mass-market computers.

Deep Dive

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Five poems about the mind

DREAM VENDING MACHINE I feed it coins and watch the spring coil back,the clunk of a vacuum-packed, foil-wrappeddream dropping into the tray. It dispenses all kinds of dreams—bad dreams, good dreams,short nightmares to stave off worse ones, recurring dreams with a teacake marshmallow center.Hardboiled caramel dreams to tuck in your cheek,a bag of orange dreams…

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Illustration by Rose WongIllustration by Rose Wong

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