Barnes & Noble Weighs Its E-Reader Investment  —  Even for a company with a lot of bad news lately, the bulletin from Barnes & Noble this month had an ominous feel.  —  Barnes & Noble, the nation's largest book chain, warned that when it reports fiscal 2013 third-quarter results on Thursday …

Nokia Expands Its Windows Phones To More Price Points With $180 Entry Level Lumia 520 And $330 Mid-Range Lumia 720  —  Nokia has just announced two new Lumia smartphones at its Mobile World Congress press conference - broadening its Windows Phone 8 portfolio to five devices and filling …

HP emerges as big winner in webOS sale, and LG doesn't rule out a phone  —  LG doesn't seem to know why it just bought webOS  —  HP will indeed sell key pieces of its webOS product and team to LG for use in smart TVs, but contrary to earlier leaked reports, the deal doesn't include the entire webOS portfolio.

ASUS PadFone Infinity announced: 5-inch, 1080p display, Snapdragon 600 CPU and full HD tablet display  —  You may have heard a new PadFone was on the way — it's not like ASUS has been dropping obvious hints or anything.  In any case, surprise!  ASUS just unveiled a new model.

Visa, Samsung Ink NFC Deal, Galaxy S IV First In Line For Deep Integration; ROAM Is Visa's First ‘Ready’ Mobile Payment Partner  —  Visa is swiftly moving ahead announcing its first partners for its new NFC initiative and push into the wider world of mobile payments — two programs it announced …

Yandex deals Google a one-two punch, debuts alternative Android app store and 3D interface  —  We knew it was coming soon, but Yandex has waited for the official start of the Mobile World Congress in Barcelona to actually debut it: say hola to Yandex.Store, its alternative Android app store …

Google Glass Part 2: Binocular  —  A head mounted display ("HMD") is a display device worn on or about the head.  HMDs usually incorporate some sort of near-to-eye optical system to display an image within a few centimeters of the human eye.  Single eye displays are referred to as monocular HMDs …

For ‘House of Cards,’ Using Big Data to Guarantee Its Popularity  —  In the television business, there is no such thing as a sure thing.  You can have a gold-plated director, a bankable star and a popular concept and still, it's just a roll of the dice.  —  Or is it?

Facebook and 18 carriers to offer discounted mobile messaging data in 14 countries  —  Shooting the breeze using Facebook's mobile messaging service is about to get a lot cheaper.  The social network is teaming up with 18 carriers in 14 countries to provide free or heavily discounted data to its customers.

Samsung announces SAFE with Knox, details plans to secure the enterprise Galaxy (hands-on)  —  BlackBerry has Balance, and no more than a month after the company once known as Research in Motion debuted its first BB 10 handset, Samsung has a dual-workspace solution of its own: SAFE with Knox.

Sony's sleek Xperia Tablet Z coming to the US for $499  —  We're already familiar with the Xperia Tablet Z after Sony unveiled it in Japan last month, but now we know it's coming to the US.  The company is using the occasion of Mobile World Congress 2013 to show off its latest slate to a wider audience …

The Magazine: now with full-article sharing, web subscriptions  —  When I launched The Magazine in October, I didn't know whether enough people would subscribe to keep it afloat.  I didn't know whether most people would make fun of the idea, argue that articles on the internet should be free …

AT&T LTE coming to GM's 2015 fleet  —  Ready to trade your old car in for a shiny new mobile hotspot?  AT&T and GM are using the international platform that is Mobile World Congress to announce a partnership that'll bring the carrier's LTE network to “millions of cars” under the Chevrolet, Buick, GMC and Cadillac umbrellas.

Opera launches Opera Mediaworks to unite its ad businesses, form world's largest mobile ad platform  —  Opera has united its mobile advertising businesses under one roof after it launched Opera Mediaworks as a fully-owned subsidiary, which it says is the world's largest mobile ad platform.