UN rights chief Volker Turk warned that artificial intelligence could become powerful enough to threaten humanity, and said he would urge companies in the coming days to reduce the risks ▻ ↧ AI could pose 'existential' risk to humanity, UN rights chief warns U.N. rights chief Volker Turk pledged to press AI firms to reduce risks that his office said included disruptions ‌to services, communications and democratic systems.