TechnologyWhy the quest for ethical AI is doomed to failure You wouldn't buy a self-driving car that would kill you to save pedestrians – and that's why we must rethink how we make AI behave, says researcher Iyad Rahwan Features
TechnologyArtificial intelligence is about to revolutionise warfare. Be afraid Sci-fi loves to depict military AIs as malign killer minds or robots. But the truth is more subtle and more terrifying – and it's happening right now Features