Elon Musk has launched xAI’s Grok 4—calling it the “world’s smartest AI” and claiming it can ace Ph.D.-level exams and ...

California, New York, and Illinois have invested their public employees’ retirement savings in some of Donald Trump’s biggest corporate supporters.

Elon Musk has announced that Grok, the chatbot created by his AI company xAI will soon be integrated into Tesla vehicles ...