HMD Global's newly revitalised Nokia phone business went back to the future on Sunday, re-introducing a brightly coloured version of the classic 3310, once the world's most popular phone. But there's a catch.

With beautiful thin looks, plenty of grunt and a lower price tag than the competition from Microsoft and Apple, Huawei's ultrabook is an appealing alternative.

As augmented reality technology improves, the holography of Iron Man and Avatar moves a step closer to entering our everyday lives.

Soren Schwertfeger finished his postdoctorate research on autonomous robots in Germany and seemed set to continue his work in Europe or the United States, where artificial intelligence was pioneered and established. Instead, he went to China.

HTC is banking on Steven Spielberg's latest sci-fi film to lure the broader public towards virtual reality experiences.