LAS VEGAS, NEVADA—Here at CES, every TV maker is showing off massive 4K "Ultra HD" TV sets. The high prices for this first wave of 4K TVs—Sony's 84-inch set is a cool $25,000, for instance ...

A video time lapse in 4K shows the deep feeling experienced during the incredible moment when the moon passes through Earth's shadow. This gives the natural satellite a blood-red hue during a ...

As typical for RED products, the 5.9 pound aluminum set-top box looks like it’s built like a tank, and plays 4K video from an internal 1TB hard drive anywhere between 24 and 60 frames per second.