Amid a surge in users to learn Mandarin to operate TikTok's Chinese alternative, RedNote, Duolingo has launched an AI-powered video call feature for all Android users. Duolingo, the world's leading ...

Native video calls and text formatting sound great, but don’t expect them to hit your phone any time soon.

FaceTime is one of the easiest ways to make a video call on an iPhone or Mac as long as the other people on the line also own Apple devices -- or so you might think. In fact, it turns out that ...