The government is set to headquarter its new Tech North initiative in Manchester, where firms in the area hope to gain worldwide attention.

UK phone giant BT agrees to buy the British mobile operator EE for £12.5bn, it says.

In a memo to staff, leaked to the Verge, Twitter boss Dick Costolo takes personal responsibility for dealing with trolling.

Anthem, the second largest health insurer in the US, has lost millions of customer records in a hack attack.

Emoticons in text messages are being charged as picture messages on some handsets, leaving users with unexpected bills.

Sony Pictures' Amy Pascal steps down as co-chair of Sony's movie studio following a debilitating cyber attack last year revealed her private emails.

Twitter reports a net loss of $125m in the fourth-quarter, beating investor expectations, but says it added just four million users during the past three months.