In the days of DVDs and prior, in parts of the world where TVs run at 50 Hertz, such as Europe, movies would be sped up to 25 frames per second to show on broadcast TV, video tape or DVD while in 60 ...

High-end smartphones increasingly boast blazing-fast 90Hz, 120Hz, and even faster refresh rate displays. This sounds great on paper, and it’s yet another way that smartphones attempt to differentiate ...