By Akash Sriram and Joey Roulette Feb 4 (Reuters) - Seventy-five years ago, the idea of harnessing the power of the skies was little more than fantasy spun by futurists like Arthur C. Clarke and Isaac Asimov.

The record-setting deal unifies Musk's AI and space ambitions by combining the rocket-and-satellite company with the maker of the Grok chatbot.

Musk said SpaceX was acquiring xAI to develop data centres in space, which he says is an escape from the constraints on earth.

Revenue for AMD's data-center segment was $5.4 billion for the fourth quarter, up 39% from the previous year, and above the $5 billion analysts tracked by FactSet were modeling. The chip maker said th

AMD's client and gaming business, which includes PC and gaming chips, saw fourth-quarter revenue rise 37% from a year ago to $3.94 billion, which topped the FactSet consensus of $3.75 billion.