Majorana 1: Microsoft’s quantum computer hit with criticism at key physics meeting

Technology

Microsoft’s quantum computer hit with criticism at key physics meeting

After weeks of criticism, Microsoft promised to show new data about its Majorana 1 quantum computer at the biggest meeting of the world's physicists. Researchers in the room tell New Ů��С��Ƶ they were not impressed with what they saw.

By Karmela Padavic-Callaghan

19 March 2025

Microsoft’s Majorana 1 quantum chip
Microsoft

Microsoft’s recently revealed quantum computer was dealt another blow this week, as data presented by the firm at the world’s biggest annual gathering of physicists failed to convince researchers that the device works as advertised.

“Thanks for waking up early and coming out today. I appreciate you all in the back,” said at Microsoft, opening his presentation at the American Physical Society (APS) Global Summit in Anaheim, California, on 18 March. His 8am talk, trailed as providing key new data about Microsoft’s controversial Majorana 1 chip, was so well-attended…