Norway's proximity to the USSR in the Cold War led to it building many military bunkers – some of them vast secret bases. Tensions with Russia have brought the bunkers back into focus

The often-explicit pictures are being stored without password protection, leaving them vulnerable to a hack.

Shenzhen-based Tencent, which owns the popular messaging app WeChat, will hold about a quarter of a new subsidiary.

Start-up social media firms are looking to capitalise on dissatisfaction with the social media giants.

Some of the key reactions to reports that a journalist was inadvertently added to a chat with high-level Trump officials discussing air strikes in Yemen.

The White House has confirmed a journalist was inadvertently added to a chat where national security officials discussed a military strike.

For centuries, an intriguing sequel to the tale of Merlin has sat unseen within the bindings of an Elizabethan register. Cutting-edge techniques have revealed it for the first time.

Police were able to use the iPad as key evidence in a trial of three men who plotted to murder a cage fighter.