South Korea's Samsung Electronics on Thursday unveiled its new-generation premium television as global manufacturers seek to drive slowing sales with lucrative models.

The world's top TV maker will start selling the 55-inch (140 cm) model, which features advanced display technology, in Korea in the second half of the year, said Kim Hyun-Suk, the head of Samsung's TV unit.

Amazon said Thursday it has signed a deal for the electronic books rights to all seven Harry Potter titles in English, French, Italian, German and Spanish for its Kindle lending library.

The deal allows subscribers of the Amazon Prime service, which requires an annual subscription, to borrow the electronic versions of best-selling JK Rowling books.

Microsoft on Thursday said that it is weaving insights from user's Facebook friends into Bing results as part of the biggest revamp of the search engine since its launch three years ago.

A new version of Bing will be rolled out in the weeks ahead and was to be widely available in the United States in early June.

Bethesda Softworks on Thursday announced that its "Dishonored" videogame featuring a betrayed bodyguard turned supernatural assassin will hit in October.

The title being created for Bethesda by Arkane Studios will be released in North America on October 9 and in Europe three days later.

Take-Two Interactive Software said on Wednesday that release of a much-anticipated "BioShock Infinite" videogame was postponed into early next year.

The third installment in the "BioShock" franchise will be available on February 26 instead of in October to allow developers at Take-Two studio Irrational Games time to make improvements and refinements, according to 2K.

Samsung Electronics on Wednesday announced it is buying mSpot to take advantage of the Silicon Valley company's prowess at streaming music and films to smartphones or tablet computers.

The South Korean consumer electronics powerhouse did not reveal what it is paying to acquire mSpot, which is based in the Northern California city of Palo Alto.

Facebook on Wednesday said it is opening an App Center for mini-programs that plug offerings such as Pinterest or Draw Something into the leading social network.

Kuwait Stock Exchange is to launch next week a new trading system and a new index for the most capitalized firms, KSE director general Faleh al-Raqaba said on Wednesday.

The new X-stream system, installed by Nasdaq OMX, involved the supply of new technology and will help improve transparency, market data and surveillance, Raqaba said.

Microsoft on Tuesday vowed it would be carbon neutral in the fiscal year starting July.

The plan to zero-out the overall amount of climate-changing gas spewed while running data centers, software labs, and offices and even during work-related travel included charging departments a fee for carbon produced.

Twitter on Tuesday said that it was trying to figure out how user names and passwords from thousands of accounts apparently wound up posted at an online file sharing website.

Information posted on Pastebin.com pages appeared to be from about 35,000 Twitter accounts, not counting about 20,000 that seemed to be redundancies, according to a message "tweeted" by the San Francisco firm.