John Feng is Newsweek's contributing editor for Asia based in Taichung, Taiwan. His focus is on East Asian politics. He has covered foreign policy and defense matters, especially in relation to U ...

PKU is a genetic disease that manifests at birth and results from an inability to break down phenylalanine (phe), an amino acid that is commonly found in many foods. Left untreated, high levels of ...

Emily Feng is an international correspondent for NPR covering China, Taiwan and beyond. Feng joined NPR in 2019. She travels to big cities and small villages to report on social trends as well as ...