Amazon.com workers load boxes with orders at the company’s centre in Tracy, California. Photograph: David Paul Morris/Bloomberg

A Derry company at the heart of a Christmas calamity on Amazon which saw some prices accidentally reduced to just 1 pence and $0.01 has publicly apolo(...)

 Payment by tweets will be managed via BPCE’s S-Money service, which allows money transfers via text message and relies on the credit-card industry’s data security standards. Photograph: Kacper Pempel/Reuters

One of France’s largest banks is teaming up with social network Twitter this week to allow its customers to transfer money via tweets. The move by Gro(...)

A logo of Sony Corp is pictured at an electronic store in Tokyo . Photograph:Toru Hanai /Reuters

Sony said it would step up a broad restructuring this year to tackle bloated costs and exit some unprofitable businesses, hoping to put behind it year(...)

Traders work on the floor of the New York Stock Exchange during the afternoon  in New York City. The Dow fell more than 160 points by the end of trading as technology stocks slipped. Photograph: Andrew Burton/Getty Images

Stock market investors have just taken a $275bn bite out of the world’s largest publicly traded internet companies. The 14 companies, wor(...)

How do you create a $15 billion company in an industry that gives its primary product away? Line did it by getting smartphone users to pay for (...)

The Facebook effect: rival messenger app Telegram claims a surge of popularity in the wake of Facebook’s deal to buy WhatsApp. Photograph: Dado Ruvic/Reuters

After Facebook announced last week that it would buying WhatsApp for $19 billion, a competing messaging application backed by Pavel Durov, crea(...)

Mark Zuckerberg, chief executive officer of Facebook

There’s a funny YouTube sketch by Dublin’s Pork Street comedy troupe called “There’s Too Many Apps For That”, in which comics Jim Elliot and D(...)

Within hours of Facebook announcing that it would buy messaging service WhatsApp in a $16 billion deal, some users were already takin(...)

“No one in the history of the world has ever done something like this,” said Facebook chief executive Mark Zuckerberg on the WhatsApp deal. Photograph: Getty

Shares in Facebook fell by 5 per cent in after hours trading on Wall Street after it announced plans to acquire mobile-messaging application st(...)

Viber Media chief executive Talmon Marco (right) speaks next to chairman and chief executive of e-commerce operator Rakuten Inc Hiroshi Mikitani during a news conference in Tokyo today. Photograph: Yuya Shino/Reuters

Japanese e-commerce giant Rakuten Inc has said it will buy call and messaging app provider Viber Media Ltd for $900 million (€657 million), aim(...)