Quantum engineers have now demonstrated a fully controllable three‑qubit register on a silicon photonic chip, turning a ...

A delay in the general availability of Rigetti Computing's (NASDAQ:RGTI) 108-qubit Cepheus-1-108Q system pushed the stock ...

Qubits, unlike classical bits, can exist as both 0 and 1 simultaneously, enabling vast data storage. Quantum computers work fast to solve complex problems, significantly outpacing traditional ...

RGTI delays general availability of its 108-qubit Cepheus-1 system to Q1 2026 to hit 99.5% fidelity, signaling execution ...

Rigetti Computing is pushing back the commercial rollout of its new Cepheus-1-108Q machine, a move that has rattled some ...

What is a logical qubit and why is it so important? The fundamental unit of information in a quantum computer is a qubit, which can be encoded into a variety of physical systems, including ...

Rigetti sells on-premises 9-108 qubit quantum computing systems, supporting national laboratories and quantum computing ...

Russian scientists have presented a 70-qubit quantum computer prototype developed as part of Rosatom’s Quantum Project, a national programme aimed at advancing quantum technologies.

In 2026, enterprises should expect more validation programs, procurement requirements and platform level integration of ...

Microsoft's quantum computing scientists announced they have finally realized a long-held goal of building a "topological qubit", the equivalent of a transistor for ordinary chips, that may help ...