Microsoft, Amazon, and Google each announced new prototypes of quantum computing chips, but scientists say that the field is still evolving.

A Microsoft research team claims to have built “the world’s first quantum processor powered by topological qubits,” and that it is on track to build a prototype of a scalable quantum computer “in years,

Innovation is pouring out of the big technology companies. From hand-controlled augmented reality glasses at Meta Platforms, self-driving car commercialization at Alphabet, and robot-controlled warehouses at Amazon,