Smart ring maker Oura has aquired gesture-recognition startup Doublepoint, though it hasn't shared specifics on its plans for the tech.

Spotify offers users a robust shortcut gesture system, but this strength is also a weakness, especially for users who want more control.

Android smartphones come with a wide range of smart gestures, yet many users never take full advantage of them. These gestures can help you navigate your phone more smoothly and make everyday tasks ...