Growing up in the bilingual city of Kyiv in the 1990s, I studied the Ukrainian language like a museum object—intensely, but at a distance, never quite feeling all of its textures or bringing it home.

Does learning a new language have to come at the cost of your native language? One common phenomenon in English-speaking countries is the loss of mother languages over the course of a few generations.

For a language to be considered safe from extinction, 100,000 people need to speak it. A small fraction of people speak ‘ōlelo today, but young Hawaiians using TikTok and Instagram may help change ...