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Calculate: Is That Tech Investment Worthwhile?

Everyone wants to use the latest technology in the workplace. Here's how to determine whether a new item will be a tool or a toy. When your sales people come to you with the "We need to get ..." requests for new technology, what do you hear?

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Scanners That Go Where You Do

Tired of keeping track of all those documents, receipts, and business cards? These 4 mobile scanners can help.

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Transform Your iPhone Into a Microscope: Just Add Water

A droplet of water suspended on an iPhone camera acts as a magnifying lens. I’ve engineered a fair number of inexpensive DIY camera hacks. This one is by far the cheapest: it’s free! Simply place a drop of water on the phone’s lens, carefully turn the device over, and the suspended droplet serves as a liquid lens

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Apple Reveals New Game-Changer iPad With High-Res Screen And 4G, Starting At $499

Apple just pulled the covers off the new iPad--its latest tablet in the post-PC era, and just as the rumors said it would be, it's all about its amazing new screen. Apple's new iPad is being revealed today in San Francisco: It's physically a lot like the iPad 2 , there's still a home button (quashing some wild rumors about it going) and yes--it has a fabulous 2,048 by 1,536 pixel screen

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Apple Rumor Patrol: New iPads And iPhones Coming Soon

iPad 3 Arrival Date According to the usual wonderfully unreliable (and always anonymous) " sources ," Apple may be poised to reveal the iPad 3 during an early March event, with in-store availability just a handful of days later. If you look at the booking information for the Yerba Buena center in San Francisco, an Apple staple for this sort of event, it looks like Wednesday March 7th is being held open for an undisclosed booking (or at least this day is oddly empty among a cluster of other bookings).

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Introducing The Juicebox: A Simple, Sexy Smartphone Charging Station

For most smartphone users obsessed with having round-the-clock access to text messages, apps, and email, running out of battery juice has become almost as painful as a lost wallet. But a new solution from one New York-based startup hopes to solve your smartphone energy woes--while potentially creating new sources of revenue and engagement for merchants and advertisers. The Juicebox is a simple, elegant mobile phone charging station that lets users juice up their iPhones, Androids, or BlackBerries in public venues

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Seeing quantum mechanics with the naked eye

(PhysOrg.com) -- A Cambridge team have built a semiconductor chip that converts electrons into a quantum state that emits light but is large enough to see by eye. Because their quantum superfluid is simply set up by shining laser beams on the device, it can lead to practical ultrasensitive detectors.

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Scissors-type trilayer giant magnetoresistive sensor using heusler alloy ferromagnet

Japanese researchers have demonstrated a scissors-type trilayer magnetoresistance device that is promising for narrow readers of ultra-high density hard disk drives (HDD). This device uses an antiferromagnetic interlayer exchange coupling of two Heusler alloy ferromagnetic (FM) layers separated by a thin silver layer. Since the magnetization of the two FM layers rotate around each other like scissors due to the antiferromagnetic coupling, the device is called a scissor-type MR sensor.

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Scan’t Evidence: Do MRIs Relieve Symptoms of Depression?

When a researcher asks a volunteer to slide head-first into the open eye of a magnetic resonance imaging (MRI) machine, the expectation is that the device's magnetic field will penetrate the skull to produce a faithful picture of the brain without changing its behavior.

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Scan’t Evidence: Do MRIs Relieve Symptoms of Depression?

When a researcher asks a volunteer to slide head-first into the open eye of a magnetic resonance imaging (MRI) machine, the expectation is that the device's magnetic field will penetrate the skull to produce a faithful picture of the brain without changing its behavior. A new study suggests, however, that MRI machines do, in fact, manipulate brain activity--and they change the brain in a way that helps treat depression. In other words, MRIs may be unintentional antidepressants

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Easy to Beat: Next-Gen Cardiac Care Includes Wireless Pacemakers

Millions of pacemakers have been successfully implanted in the past half century to regulate erratic heartbeats , but the electrical leads, which connect the device to the heart, complicate the surgery and increase infection risks. The heart's continuous and vigorous beating also creates strain on the leads and can damage them over time. [More]

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Amazon’s Kindle Fire: A Mega, Meta Mash-Up Of Reviews

You could wade through dozens of reviews of the new Amazon Kindle Fire--or let us extract the best bits for you. Here's the most meta version of the story you will read online, offline, and everywhere else, each line taken from professional reviewers, tech bloggers, Tweeters, and Amazon customers. It seems like ages since Amazon introduced us to the $199 Fire at a hectic New York City event, but in truth that was only about six weeks ago

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Tony Fadell’s Newest Invention Is The iPod Of Thermostats

Meet the thermostat directly inspired by the iPod. Courtesy of Nest Labs Tony Fadell developed the first iPod (and 17 subsequent versions) and departed Apple in 2009. Now he's selling a thermostat--but not, of course, just any thermostat.

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Catching tokamak fastballs: Controlling runaway electrons

a leading design concept for producing nuclear fusion energy—can, under certain rare fault conditions, produce beams of very energetic "runaway" electrons that have the potential to damage interior surfaces of the device. In the event of such a fault, a tokamak-based nuclear fusion power plant will have to employ protection systems to prevent any damage.

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