Paris-based quantum computing startup Alice & Bob has announced a stunning breakthrough in quantum computing: its qubits can now resist bit-flip errors for more than an hour. That’s four times longer ...

Shares of IonQ, Rigetti Computing, D-Wave Quantum, and Quantum Computing have respectively rallied between 700% and 5,130% over the trailing year. By one estimate, quantum computing can create up to ...

High-flying, unprofitable pure-play quantum computing stocks will likely plunge if the bubble bursts. Tech giants that are investing in quantum computing but generate revenue from other businesses ...