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Details of the technology:

To identify SNPs by using a replication reaction for the target DNA an artificially synthesized piece of single-strand short DNA consisting of approximately 20 bases is prepared. The base sequence of this artificial DNA is designed to correspond to that of the target DNA. If the SNP of the target DNA is complementary to the SNP-corresponding nucleotide of the artificial DNA, the replication reaction of the artificial DNA occurs; however, the replication reaction does not occur if the SNP is not complementary. A SNP can be identified accurately by using this reaction.

Conventional electrical SNP identification requires specialized and expensive electrodes, on which artificial testing DNA is attached. However, there are still problems in controlling the quantity to be secured and the variation in the result. Another approach is an optical identification method using fluorescent dyes without attaching DNA to an electrode, but this requires large and expensive equipment along with an optics system.
Panasonic's improved new method can identify SNPs electrically with artificial DNA dissolved in a solution instead of being attached to the electrode.

Panasonic discovered that when artificial DNA is prepared with a base sequence that is non-complementary to the second and third bases from the SNP of the target DNA, a replication reaction from the artificial DNA occurs if the SNP is complementary to the SNP-corresponding nucleotide; however, no replication reaction occurs if it is not complementary.

During DNA replication, a single molecule of a phosphate compound called pyrophoric acid is released as a reaction byproduct every time a base is replicated. Panasonic has developed a new enzyme reaction system for converting the quantity of pyrophoric acid into an electrical current. By using three types of enzymes, the quantity of pyrophoric acid is converted to an equivalent quantity of potassium ferrocyanide, an electron mediator, making measurement of the oxidation current possible, a world-first achievement.

Press release: Panasonic Develops New Technology Electrically Identifying Physical Characteristics from DNA

In yet another step ahead for quantum computing, researchers have been able to hold a single electron in a stable "1" or "0" state, enabling it to function as a numeric bit.

The researchers were able to trap the spin of an electron in a single quantum dot to stably produce states of quantum bits between the equivalent of 0 and 1. A quantum dot is the equivalent of a transistor in electronic computers.

The achievement is significant because it moves closer to fulfilling one of the five criteria, known as the DiVincenzo criteria, for building a scalable quantum computer.

In classical computing, a  bit, or binary digit, takes on values of either 0 or 1. In quantum computer, the quantum bit -- also known as a qubit -- can take on the value of either 0 or 1 or both at the same time.

So far researchers weren't able to stabilize the dual state and move between the 0 and 1 state, known as "spin up" and "spin down" in reference to the position of the electron in the qubit.

Now, using two lasers that were phase locked together, researchers were able to produce an arbitrary super position between the two states by trapping the electrons in a state that doesn't interact with light, says Duncan Steel, professor at the University of Michigan who is working on this research, along with scientists from the U.S. Naval Research Laboratory and University of California at San Diego.

Known as the dark state, it is a significant milestone because it means researchers have been able to trap the electron as a 0 and a 1 at the same time and can adjust it to anywhere in between.

And since the electron is trapped in a dark state, light cannot affect the coherence and destabilize the qubit, says Steel. As a result, the dark state is also a place where information can be stored without any error.

The ability to represent multiple states is important in quantum computing as it theoretically suggests the system can compute much faster than conventional computers or even today's supercomputers.

The researchers paper, 'Coherent population trapping of an electron spin in a single negatively charged quantum dot' will be published in an upcoming issue of Nature Physics.

Photo: Quantum Optoelectronics and Nano-optics lab.

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The Aqua Man, Michael Phelps will be known as the most popular man on Facebook. As this post written, he has 1,258,460 fans and counting. Michael Phelps set the all-time Olympic record for eight gold medals in a single Olympics.

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There's two different camps in cycling. The first seeks out every new, high-tech toy they can attach to their carbon fiber frame, while the other takes the opposite approach, stripping off anything that's not vital to its performance. These fixed-gear purists shun derailleurs, brakes and anything else that obscures the clean geometry of the bicycle frame.

The latter group is the target audience of Alien Bikes. Based out of Tjøme, Norway, Alien is essentially a one-man business operated by Joseph Santaniello. He sells the most pared-down bike components imaginable, not far removed from the rudimentary bike technology of centuries past. The all-steel products favor durability and low cost over advanced materials and newfangled technologies. Don't expect a frame with any attachments for brakes or — God forbid — a water bottle holder. Alien products are almost completely anonymous with no branding or other markings. This creates the sleek, unassuming rides preferred by urban cyclists who don't need any eye-catching embellishments to help get them stolen.

I recently had a chance to take a spin on an Alien wheelset and was impressed with the smooth ride and solid construction. The silver, non-machined rims are very attractive, which is a big selling point to appearance-obsessed single-speed riders. They aren't designed to work well with conventional brakes, but I gather most Alien riders aren't too fond of them anyway.

Better still, Alien makes a point of selling the most affordable products. Frames are a reasonable $350 and wheelsets go for $170. Take a look at their complete catalog, or check out some of their previous builds.

Whether you love or hate your iPhone, you'll get tired of holding that big sticky piece of glass next to your face eventually. Want have a talk while you work or exercise? Need hands-free calling behind the wheel? Do you just have lazy, withered arms? Chances are you need a headset. Though the famed white earbuds are good enough for some, why settle for them just because they just happen to come free, and with an embedded mic? Other companies want a piece of that iPhone action, and have headsets that fit and sound a lot better. "Oh, but fair and wise Gizmodo, which headsets hath you divined for my unworthy purchase?" you might ask. Look no further. Well, no further than after the jump. (And by the way, this review is actually useful for any phone with a 3.5mm mic-and-stereo jack.)

A few notes on testing and results: As with the earphone Battlemodo, my testing methods were not scientific but practical: The audio test was a sonically diverse playlist of reasonable bitrate mp3s, the isolation test was a ride on a San Francisco city bus followed by white noise on a home stereo, and the mic testing was done by, well, making a few calls.

Each headset gets its own conclusion, including a summary of the circumstances for which the set is best suited. One with fantastic sound might cut off the noises of traffic, making it useless for biking. Another might be great for running, but not pick up nuanced tones of your obsessively ripped lossless audio collection. Apple's own headset serves as a baseline—it doesn't have its own section, but it is referred to where appropriate. At the $70 mark and above, it tends to be outclassed. Because of the varying needs of headset users, there's no one Battlemodo champion, but some are definitely better than others. Here are the results:

Altec Lansing Earclip-S - $40
One of two earclip-style headsets we tested, these earphones don't offer much over the standard headset besides a secure fite. Music playback is as clear as on Apple's buds, but without any of the bass. They're not very attractive and feel cheap and flimsy. The sticky rubber sheathing can sort of grab your hair, if you're bushy around the ears, though it does help the clips stay put. There are two controllers, one on the mic and one down the wire for with volume and mic shutoff. The volume controller is sensitive and gets inadvertently adjusted pretty often, and the call/play button can be hard to find in a hurry. The mic added an annoying static sound to voices.
Conclusion: Recommend for exercise duty, where they would at least stay in place and sound OK. They're water resistant too, but at this price you may not be too paranoid about sweat murdering your headset anyway. They look, feel and sound as cheap as they are.

Shure Music Phone Adapter - $50
Shure's solution to the headset problem is to sell you the earphones and microphone separately. Pairing with the fantastic SE110s will make for a fantastic combo, but the combo will set you back almost $150 total. Good thing you can use this adapter with any earphones. Voice quality is high, even in situations with ambient noise, but extras are not; there is just one button and gator clip.
Conclusion: If you like your current earphones, keep them and buy the Shure. Ideally, your earphones will have a short cable, otherwise you'll have to clip the mic to your shirt and let the excess cable dangle.

Maximo iMetal iP-HS1 - $70
Music is richer and clearer than with Apple's headset, but not by much. These fit like traditional earbuds, and are on the large side in both look and diameter. They're solid, but could be perceived as a little garish on account of the chrome finish. The single, large low-hanging button works well and is the easiest of the lot to quickly press. The very capable mic is positioned and designed intelligently, and is the best we tested.
Conclusion: A solid replacement for lost or broken Apple headsets for people who have big, weird ear holes and don't care about isolation.

Maximo iMetal iP-HS2 Isolators - $70
These are the in-ear version of the iMetal. Sound is slighly bottom-heavy but the rest of the range is well-represented. The tips are comfortable, and provide surprisingly good isolation. Walking doesn't cause any annoying thumping from the cables, which is often a problem for similar in-ears. The single call/play button is identical to that on the other Maximo, as is the superb mic.
Conclusion: The best value and a recommended purchase, provided you want something that shuts you off from the outside world.

V-Moda Vibe Duo - $100
These in-ears are about as bassy as they are stylish. This results in a slightly muddy sound but they're good for casual listening. Isolation is fair, but you hear significant cable rustling when you walk with them. The tip choices are smart and comfortable for a wide range of ear holes. The single control button is on the mic, easy to find. The mic delivers clear, intelligible sound at a moderate volume.
Conclusion: Too expensive for what you get, but look great and are as tough as nails.

Sennheiser MM50-ip - $100
Sound is comparable to iMetal isolators in terms of balance and quality, but they handle high volumes and bassier songs a bit better. Senn gives us plenty of tip choices, most of which are cushy and easy on the ear holes, but with a low to fair amount of isolation. There is some degree of cable noise when walking, but it's not too intrusive. The mic has a flush call button that can be hard to feel, but luckily sits directly opposite an easy-to-fumble-for indention at the mic's grille. Mic quality is above average, but not very loud. Unequal cable length after the split drives some people nuts, but works fine.
Conclusion: If they were a few dollars cheaper they would be much, much more appealing. Without a significant performance advantage, they lose out to the cheaper Maximo iMetals.

AirDrives Interactive Headset - $100
Taking a totally different approach than just about anyone else, the AirDrives are earclips with drivers that sort of float above your ears. The logic is that they won't interfere with ambient noises and permit all-day listening without fear of ear damage. Achieving a proper fit (or hover, I guess) was difficult on my freakish baby ears, but once you bend them correctly they don't budge. The listening sensation is akin to being in a room with the stereo on, so it's easy to hear what is going on around you. Voices sound fine, but music is robbed of any low to lower-mid frequencies, which I expect would be a dealbreaker for many.
Conclusion: Good for work or exercise where awareness of your surroundings is key, but that's it. Sound is just too poor to recommend for music lovers.

Etymotics hf2 - $180
Excellent, balanced sound, featuring the same audio hardware as the hf5's that won their category in our earphone Battlemodo. These won't win over beat junkies, but are truly in a different class than anything else reviewed here in terms of sound quality—and price. Putting these guys in usually means getting a deep, full seal against your ear canals, which can be offputting to some people, but rewarding to others. Isolation is very strong, and cable rustling is minimal. The mic setup is a one-button affair, but that button is easy to find.
Conclusion: Only buy these if you're an audiophile who, for some reason, doesn't already have a pair of decent earphones. Otherwise, just grab the Shures.

We tried to cover the bases here, but this list of headsets is by no means comprehensive—if you want to add anything from your personal experience, please share it in the comments. Special thanks goes to Clay Hane for testing assistance.

The Kyocera TNT! is a clamshell handset that will be available on Virgin Mobile USA's no-contract lineup of phones. To put it simply, Virgin Mobile USA customers will be able to access a variety of calling and messaging plans without having to fork out a single cent for roaming charges, activation fees or the rudimentary two-year commitment. The Kyocera TNT! is highly pocketable at 3.5" x 1.8" x 0.6", tipping the scales at less than 3 ounces.

Add a comment | From: Kyocera TNT! Handset On Virgin Mobile USA | Visit Ubergizmo

There have been efforts by other iPhone developers to introduce crude copy/paste functionality to the iPhone, but these previous solutions have been severely limited. The feature was limited to within a single application or only worked between a pair of applications. Today, we’re hearing that iPhone developer Zac White has gone live with his Open Clip initiative to bring cross-application cut-n-paste functionality to the iPhone.

Open Clip is an open-source initiative that hopes to integrate its cut/paste-enabling code in to various third-party applications. Open Clip isn’t a stand-alone application. Think of Open Clip as a standardized technology that developers can incorporate in to their applications. There aren’t any Open Clip-compatible applications available yet, but we’re told that they’re coming.

Third-party applications with Open Clip support will be able to pass cut-and-paste material between eachother. Unfortunately, the cut/paste feature will be limited to Open Clip-compatible applications.

White asserts that his Open Clip project is intended as a stop-gap solution until Apple releases their official iPhone cut/paste feature through a future iPhone OS update. He hopes that the Open Clip project will provide a “working case study” to help Apple in developing their own, native iPhone cut & paste solution.

With some luck, we’ll see applications getting jiggy with cut and paste shortly.
[Via: iPhone Atlas]

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