WASHINGTON, July 15 — An American seismologist has been detained in China on espionage charges since 2024, his family revealed yesterday, saying US President Donald Trump’s...

WASHINGTON: A Chinese-born American seismologist who has published US-funded work on detecting North Korean nuclear tests has been detained in China for nearly two years and faces…

The case of Youlin Chen, reported here for the first time, adds an irritant to the tense relationship between the nuclear-armed rivals as Trump seeks to keep the relationship…