You can slow down YouTube videos on your computer or mobile device by adjusting your playback settings. Here's how to do it.

Slo-mo is one of the coolest features of the iPhone camera. By filming at a high frame rate and then playing back the footage at a lower frame rate, the slo-mo creates emphasis on a few frames in the ...

You can speed up or slow down a video on an Android with a third-party app — there's no built-in feature on Android that lets you alter video speed.