Skier Lucas Pinheiro Braathen’s all-out style: A gold for Brazil in giant slalom, then slalom fall

Lucas Pinheiro Braathen wouldn’t change the way he was flying through the course in Monday’s Olympic slalom despite the fall ...

The career rise of OpenAI's billionaire CEO, Sam Altman

OpenAI CEO Sam Altman helped usher in the AI age. Now, he's doing everything he can to keep OpenAI ahead.