Feb 2 : Elon Musk said on Monday that SpaceX has acquired his artificial-intelligence startup xAI, combining the rocket-and-satellite company with the maker of the Grok chatbot in a move aimed at unifying Musk's AI and space ambitions.  "This marks not just the next chapter, but the next book in SpaceX and xAI's mission: scaling to make a sentient sun to understand the Universe and extend the light of consciousness to the stars!" Musk said. The deal, first reported by Reuters last Thursday,