Once expected to replace DVDs as the dominant physical media format, Blu-ray never quite reached the same level of success. While it offered superior picture and sound quality, consumer habits shifted ...

4K Ultra HD is the name assigned to a screen with a ... Of course, you can still buy DVDs on Amazon and get content from download services that offer 4K resolution content, including iTunes ...

Sales of physical media such as 4K Blu-ray discs, regular Blu-ray discs and DVDs have declined yet again, with total revenue across those three markets falling below $1 billion for the first time in ...