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, ...

Rosenblatt Securities launched coverage of Rigetti Computing (RGTI) with a “Buy” rating and an ambitious $40 price target.

Most quantum companies use a superconducting approach. However, IonQ instead uses a trapped ion approach. Trapped ion is more ...

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% ...

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

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

Rosenblatt Securities began coverage of quantum computing stocks Rigetti Computing (RGTI) and Quantum Computing (QUBT) with ...

Quantum computers are designed to solve complex problems outside the scope of classic computing. Classic computers use ...

Quantum computing is also a capital-intensive endeavor. IonQ reported research and development costs of $62.9 million in its ...

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 ...