Nasa bars Chinese citizens from its facilities amid heated space race

American space agency Nasa has blocked Chinese citizens from its facilities and programmes as the rival nations remain locked in a space race to return a human to the Moon. Nasa press secretary Bethany Stevens said it has taken “internal action pertaining to Chinese nationals, including restricting physical and cybersecurity access to our facilities, materials and network to ensure the security of our work”. Though the American space agency has historically restricted the employment of Chinese citizens, it has collaborated with those on US visas without any affiliation to Beijing...