Ilya Sutskever, co-founder of AI labs Safe Superintelligence (SSI) and OpenAI, told Reuters recently that results from scaling up pre-training — the phase of training an AI model that uses a vast ...

The stock market is pulling back after big gains, with Fed chief Jerome Powell in "no hurry" to cut rates. Tesla tumbled on a ...

Changes in Berkshire Hathaway's stock portfolio are closely watched. Warren Buffett tends to hold stocks for the long term.