The race to understand the exhilarating, dangerous world of language AI

Concerns are growing over Google’s new AI system. The company's plans to integrate an AI system called LaMDA into its main search portal will enable users to gain any information by asking out loud. But research has already shown how damaging ideas embedded in these models are. Karen Hao explores how hundreds of scientists around the world are working together to understand one of the most powerful emerging technologies before it’s too late.