Nvidia Enters Bear Market As Google Strikes Amid Jensen Huang's China Spy Woes

A period in which market prices fall substantially, commonly defined as a drop of 20 percent or more from a recent high.

Bear markets often signal economic worries and reduce the value of investments.

Computer systems that perform tasks that normally require human intelligence, such as understanding language, recognising images or making decisions.

AI is changing work, media and public services, raising questions about jobs, safety and regulation.