Engineers complete the UK's digital switchover, but many of the UK's mobile networks have yet to announce a date to launch their 4G services.

Taiwanese mobile phone maker HTC warns it may make an operating loss - its first ever - in the third quarter, sending its shares down sharply.

Marc Cieslak discovers what adverts he would be watching when the adverts themselves know who he is

Twitter is "in active dialogue" with law enforcement officials and the recipients of abusive tweets threatening rape, a company executive has said.

The makers of a "casual sex matchmaking app" called Bang With Friends are facing legal action over its name from games studio Zynga.

Samsung issues a strong denial that it designed the chip in some versions of its Galaxy S4 handset to produce misleading graphics benchmark scores.

Microsoft reveals the amount of money raised from sales of its Surface tablets is less than the $900m write-down it recently made after cutting their price.

The Obama administration releases documents on its call-data surveillance, as a Senate panel questions intelligence officials about the programme.