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

Rigetti Computing, Inc. (Nasdaq: RGTI) (“Rigetti” or the “Company”), a pioneer in full-stack quantum-classical computing, ...

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

IonQ and Alphabet are taking different approaches in quantum computing, and both could be long-term supercomputer stars.

DARPA's HARQ program aims to enable different qubit types to work together, addressing the limitations of single-architecture ...

Rigetti Computing 's ( RGTI 0.48%) stock closed at a record high of $56.34 per share on Oct. 15, 2025. That marked a 6,850% ...

Suppose you’re a CIO or senior application planner, and you need to understand whether you should dig into quantum computing ...

We might be witnessing the start of a new computing era where AI, cloud and quantum begin to converge in ways that redefine ...

Alphabet made a breakthrough in late 2024 with its Willow chip, which was able to exponentially reduce errors as it added ...

Researchers at Kumamoto University, in collaboration with colleagues in South Korea and Taiwan, have discovered that a unique ...

The 11-qubit silicon processor marks a significant advancement in quantum computing, combining high fidelity with scalable ...

IonQ's next-generation Tempo 100 quantum system will help create the first instance of hybrid quantum-classical onsite ...