July 2025

Insider Brief Researchers from Cornell, IBM, Harvard, and the Weizmann Institute demonstrated the first error-resistant implementation of universal quantum gates using Fibonacci anyon braiding, advancing the development of topological quantum computing. The team encoded quantum information by braiding exotic quasi-particles in two dimensions, showcasing fault-tolerant behavior critical for scalable quantum Read more…

Insider Brief IonQ has completed its acquisition of Capella Space to begin developing a space-based quantum key distribution (QKD) network for secure global communications. The combined platform will integrate IonQ’s quantum technology with Capella’s satellite infrastructure to enable quantum-secure data transfer and quantum-enhanced Earth observation capabilities. The move expands IonQ’s Read more…

Insider Brief Bifrost Electronics, a Colorado-based quantum readout startup, has raised $2.5 million in seed funding to advance its development of scalable, magnetically insensitive quantum amplifiers. The company’s electro-optic readout technology improves reliability, noise performance, and integration across multiple qubit platforms, offering a practical alternative to traditional complex and failure-prone Read more…

Insider Brief A new study demonstrates that hybrid quantum-classical methods can accurately simulate complex molecules using today’s quantum computers, marking a step forward for practical quantum chemistry. Researchers combined Density Matrix Embedding Theory (DMET) and Sample-Based Quantum Diagonalization (SQD) to simulate molecular systems like hydrogen rings and cyclohexane conformers using Read more…

Insider Brief Researchers from QuEra, Harvard, and MIT have demonstrated the first magic state distillation performed entirely on logical qubits, marking a key advance toward universal fault-tolerant quantum computing. Using QuEra’s neutral-atom Gemini system, the team created error-protected logical qubits and executed a 5-to-1 distillation protocol, improving magic state fidelity Read more…

Insider Brief SandboxAQ raised $95 million in an oversubscribed secondary offering to provide employee liquidity, bringing its total funding to nearly $1 billion since spinning out of Alphabet in 2022. The company is developing Large Quantitative Models (LQMs), AI systems based on physics, chemistry, biology, and mathematics to simulate real-world Read more…

Insider Brief Microsoft researchers demonstrated that a tetron qubit device can perform two distinct quantum measurements—X and Z—with significantly different lifetimes, supporting progress toward topological quantum computing. The study measured parity switching times of 14.5 microseconds and 12.4 milliseconds for X and Z loops, respectively, attributing the difference to internal Read more…

Insider Brief Q2 2025 marked a potential turning point for quantum computing, with $1.16 billion in private investment and major technical, commercial, and policy milestones, according to The Quantum Insider’s Q2 2025 report. Key deals included SandboxAQ’s $450 million raise, IonQ’s $1.075 billion acquisition of Oxford Ionics, and new advances Read more…

Insider Brief Terra Quantum has successfully fabricated and validated a foundry-grade Negative Capacitance Field-Effect Transistor (NC-FET), potentially redefining global AI compute infrastructure. The NC-FET delivers internal voltage amplification, operates up to 40 times faster than current chips, and uses up to 20 times less energy per operation—breaking the long-standing 60 Read more…