Princeton University researchers made a major breakthrough in quantum computing with a qubit that delivers coherence times ...

Physicists at Silicon Quantum Computing have developed what they say is the most accurate quantum computing chip ever engineered, after building a new kind of architecture.

Rigetti's technology is much faster than IonQ's, but more error-prone.

Another mega-round for a quantum computing company? This feels like a phase shift in the quantum computing ecosystem as everything gets more real ...

IQM Quantum Computers, the global leader in deployed, on-premises computers, and Telefónica, a global telecommunications ...

Rigetti and IonQ take different paths in quantum computing, forcing investors to choose between long-term scalability and near-term commercial traction.

The novel 3D wiring architecture and chip fabrication method enable quantum processing units containing 10,000 qubits to fit in a smaller space than today's 100-qubit chips.

D-Wave Quantum’s quantum annealing technology has demonstrated applicability in real-world use cases. Both stocks are trading ...

Silicon Quantum Computing ("SQC"), a leader in quantum computing and quantum machine learning, has achieved a breakthrough that positions the ...

IonQ's stock has struggled since peaking in October.

Quantum Computing Advantage will Arrive Next Year. Are you ready? Know which quantum company to invest in? Read this and ...

IonQ ( IONQ +4.39%) and Rigetti Computing ( RGTI +4.12%) are both well down from the highs they touched in October: IonQ is off by around 43%, while Rigetti is down about 60% from its peak. Could ...