Singapore and South Korea eye science opportunities as last main US-China link shatters

As President Xi Jinping prepares for summit talks with Donald Trump in Washington next month, the United States is closing one of the few remaining openings between the two countries by targeting scientific research.
This field has been one of the most durable links in the US-China relationship, but a series of new security-related restrictions on federally funded collaborations with Chinese institutions mark the latest, and arguably most consequential, step in a years-long shift away from...