The 4K Blu-ray spec has been a long time coming, but discs should arrive this year.
CES 2015Just when you thought 4K Blu-ray was DOA, official word arrives detailing what we can expect later this year.
Buying GuideWith streaming and 3D now core features on Blu-ray players, you should be looking for apps and Ultra HD upscaling.
In DepthA look back at the 'year of 4K' that barely was, and whether we can look forward to it (really) taking off next year.
Tech BargainsTechRadar brings you enticing daily deals on tech, from tablets to cameras and games - don't miss out!
May on 4KThere's lots of new 4K content on the way, but will a late 2015 launch come in time to save 4K Blu-ray discs?
OpinionSony doesn't seem to have faith in physical formats any more, so what hope is there for BD 4K on Planet Netflix?
In depthSometimes tech works in mysterious ways - as TechRadar found out when it chatted to the world's best filmmakers.