What to know

• Bill Gates said artificial intelligence is powerful enough to drive events causing a billion deaths, and that self-regulation is not enough because safeguards and monitoring have to be a required thing. The European Union has required them since August 2025, a...S1
• Microsoft Corp. co-founder Bill Gates warned that artificial intelligence is a "powerful enough" tool to kill off a substantial portion of humanity, joining a growing chorus of tech leaders and employees calling attention to AI's existential risks.S2