The authorities warned of more volcanic activity at Mount Lewotobi Laki-laki, which has erupted dozens of times in the past few weeks.

© Arnold Welianto/Agence France-Presse — Getty Images

The Cia-Cia language has been passed down orally for centuries. Now the tribe’s children are learning to write it in Hangul, the Korean script.

© Nyimas Laula for The New York Times

The Cia-Cia language has been passed down orally for centuries. Now the tribe’s children are learning to write it in Hangul, the Korean script.

© Nyimas Laula for The New York Times

When the government effectively forced TikTok to shut down its Shop feature, the company quickly struck an unusual deal with a local company to bring it back.