OpenAI closed a $40 billion funding round, the largest on record for a private tech company, at a $300 billion valuation.

Nvidia is caught in the middle of an escalating trade war between the world’s two largest economies. Nvidia on Tuesday said ...

“To truly evaluate and solve A.I.’s black-box paradox, we need to understand it on a psychological and architectural level—how it perceives, decides and why,” Hidenori Tanaka, PAI’s group leader, told ...