Learning Morse code, with its tappity-tap rhythms of dots and dashes, could take far less effort—and attention—than one might think. The trick is a wearable computer that engages the sensory powers of ...

Thanks to a new Gboard keyboard feature, you can now communicate via Morse code on iOS—just like Android users who have been dotting and dashing away since May. Don’t know morse code? Google says it ...