Chinese e-commerce giant Alibaba Group is investing US$215 million to acquire a minority stake and a seat in the board of Tango, a mobile messaging app from the U.S.

One of China's most popular social media services, Sina Weibo, filed papers on Friday for an initial public offering in the U.S. with the target of raising US$500 million.

Yahoo has acquired Vizify, a company that turns social media data into interactive visual aids such as infographics and videos, adding to the Internet giant's string of acquisitions designed both to get talent and access to new technologies and services.

Google claimed it's ratcheting up the fight against fraud in online advertising, disclosing Friday that it has bought Spider.io, a London company specializing in ad fraud detection technology.

Changing perceptions and products remains central to the journey car manufacturer Nissan has been on

Facebook, in a major push to expand its business on smaller screens, has agreed to buy the mobile messaging app WhatsApp for $US16 billion.

Japan's Rakuten will acquire instant messaging and calling app developer Viber Media for US$900 million, the e-commerce giant said Friday, highlighting its moves to penetrate new markets.

Apparently Klout is popular.

Twitter has reported its first earnings as a public company, revealing that sales more than doubled from a year ago, though it still hasn't managed to turn a profit.

Satya Nadella is a spider.

Twitter is preparing to launch an ecommerce platform that will enable users to purchase goods directly through the site, according to reports.

More than half of Facebook's ad sales came from mobile devices in the fourth quarter, showing continued strength in the site's ability to monetize its service on smaller screens.

Tired of waiting for lengthy approval processes, CMOs have been doing end-runs around the IT department for years. In turn, scorned CIOs would rip out the marketing department's rogue tech.

Yahoo reported a 6 percent drop in revenue for the fourth quarter as sales of its display and search ads dropped compared to last year.

According to a new Forrester Research report, this is the 'age of the customer' and there's no time or room for turf wars, competing agendas and distrust between technology and marketing departments.

Burberry has reported strong results in the third quarter to 31 December and has said that its digital drive is outperforming other areas of the business.

Criticism hurts -- especially when you're not sure where it's coming from, or why, and have no way to respond to it.

Forget search. The future of Yahoo is content. Yahoo's loss to Google in the search engine wars was already quite evident before the 2014 International CES, but CEO Marissa Mayer revealed a new focus for the company during her Tuesday keynote at the tech trade show.

Social media professionals need to have a specific set of communication and technical skills as well as varied experience if you expect them to be a strategic part of your business in 2014.

Oracle is set to acquire business-to-consumer marketing software vendor Responsys for US$1.5 billion in a bid to flesh out its own capabilities as well as strike back at rivals such as Salesforce.com and Microsoft.

Generation Y is a complicated bunch. Many millennials are over-educated, under-employed and carry debt greater than their annual salaries -- yet your future hinges on them. Whether you need to hire them or sell to them, this infographic looks at common traits of millennials as both employees and consumers.