The last emperors of China, the Qing Dynasty, were Manchus. Their language is close to dying out in modern China, so now there's a last-ditch effort to save it, and the link it provides to China's history and traditional medicine.
The Irish language used to be a symbol of Catholic nationalism. But it's gradually becoming de-politicized, morphing into just another minority language in need of saving. You can see evidence of that change in community halls in Belfast.
After winning Major League Baseball's home run contest this week, Cuban-born Yoenis Cespedes was interviewed by ESPN's Pedro Gomez. Gomez was blasted by many on Twitter for speaking Spanish. Host Marco Werman speaks with Gomez about the angry reaction.
Yiyun Li didn't speak English until her early 20s when she moved to the United States. Now she's an acclaimed writer but only writes in English. The World's Carol Hills profiles the author and her first novel, The Vagrants.
If an immigration bill in the Senate becomes law, millions of people will need to learn English to become permanent US residents. That can be hard, but in California there's a program that gives immigrant janitors an opportunity to learn English at work.