Microsoft’s Majorana 2 chip uses a new material stack that promises quantum computing much sooner.

Microsoft's Majorana 2 qubits last 20 seconds vs microseconds for rivals, built with agentic AI. The company now targets a scalable quantum computer by 2029.

At their annual Build Conference, Microsoft announced improvements in its Majorana qubit design that provides a 20 second parity lifetime with a 1000x increase in the switching…