109 curated articles
Insider Brief PRESS RELEASE — Quantum B, Inc. (formerly Quantum Blockchains) announced that the European Patent Office (EPO) has granted the company a patent covering its Quantum Conference Key Agreement protocol and its application in distributed systems. The invention enables networks of independe...
Insider Brief PRESS RELEASE — Planckian today announced that it has been selected for Phase 1 of the EuroHPC Quantum Grand Challenge, the European Uni...
Can quantum entanglement continue to grow even after the entanglement entropies of subsystems have saturated? We address this question using genuine m...
Insider Brief PRESS RELEASE — Q*Bird announced today its transition into Falqon® Systems, introducing a new corporate identity that reflects the compa...
Insider Brief The Quantum Insider (“TQI”), the market intelligence platform for quantum technology, today launched Datasets: analyst-verified quantum ...
Insider Brief Yahoo lost three billion accounts in 2013. Aadhaar had its own reckoning in 2018. Alibaba followed a year later. None of those breaches ...
In quantum physics it is commonplace to model the interaction of remote systems with a many-body Hamiltonian. Taking such an action-at-a-distance desc...
Insider Brief Italy is seeking closer cooperation with IonQ and other U.S. technology groups as Rome tries to turn its scientific strengths into a mor...
Can propagating gravitational waves serve as operational probes of the quantum nature of gravity? We address this question by developing a unified the...
Insider Brief PRESS RELEASE — IonQ (NYSE: IONQ), the world’s leading full-stack quantum platform and foundry, today announced IonQ Superion 256, its s...
Insider Brief PRESS RELEASE — PsiQuantum announced today that the company has signed definitive documentation with the U.S. Department of Commerce for...
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IonQ unveils Superion 256, its 6th-gen quantum platform manufactured with SkyWater. First ions trapped; orders open for 2027 customer delivery.
We revisit gravitational decoherence of matter superpositions using the leading soft sector of the graviton $S$-matrix. Starting from Weinberg's soft ...
Insider Brief Singapore and Luxembourg plan to deepen cooperation in quantum computing, artificial intelligence, space technology and satellite commun...
Insider Brief NEC has ended its effort to build a working quantum computer, pulling back from a field that the company helped pioneer. The company dis...
Cécile Perrault is the new Executive Director of QuIC, Kevin Messerle is the new CFO of Atom Computing, and Albert Solana is the new Chief of Staff at...
Formalizing mathematics in a proof assistant, where a machine checks every definition, statement and proof, has set a new standard of rigor. Large lan...
Trapped-ion quantum hardware developer Quantinuum (NASDAQ: QNT) and integrated energy firm Aramco have executed a non-binding Memorandum of Understand...
Insider Brief PRESS RELEASE – Pasqal (Nasdaq: PSQL), a global provider of neutral-atom quantum computers, and True Nexus, a computational intelligence...
Long-lived storage of single photons under the form of atomic excitations is at the foundation of long-distance entanglement distribution in quantum n...
Insider Brief The technologies changing defense, medicine and finance are advancing faster than the institutions expected to manage them. Getting the ...
We comment on the recent work [Eur. Phys. J. C 86, 988 (2026)], which investigates quantum resources in polarized hyperon--antihyperon systems using c...
Game theory studies strategic decision-making among rational agents, and many classical games can be mapped onto interaction models such as the Ising ...
Insider Brief Pasqal shares nearly doubled during the French quantum computing company’s first day of trading on Nasdaq, reflecting strong investor in...
Yuval Boger interviews Michaela Eichinger, a product solutions physicist at Quantum Machines and the author of a widely read quantum computing newslet...
Neutral-atom quantum computing provider Pasqal has completed its previously announced business combination with special purpose acquisition company Bl...
Insider Brief PRESS RELEASE – Pasqal, a global leader in neutral-atom quantum computing, today announced the composition of the Board of Directors of ...
Insider Brief QuEra Computing reported that an artificial-intelligence agent developed software that can restore a critical quantum computer laser sys...
Insider Brief PRESS RELEASE — Pasqal Holding SA (“Pasqal”), a global leader in neutral-atom quantum computing, and Bleichroeder Acquisition Corp. II (...
We determine the strong converse exponent for the entanglement cost of quantum state merging, showing that it is characterized by the optimized $α$-$z...
Italy’s Consiglio di Stato (Section Five) has rejected an appeal by the Campania Region and IBM Italia, upholding the lower administrative court's dec...
Insider Brief When voters head to the polls, a ballot is designed to be as simple as possible. A voter makes a choice, the choice goes into the count ...
Insider Brief Press release – D-Wave Quantum Inc. (NASDAQ: QBTS) (“D-Wave” or the “Company”), the only dual-platform quantum computing company providi...
Insider Brief Press release – IonQ (NYSE: IONQ), the world’s leading full-stack quantum platform and foundry, today announced the appointment of two n...
Insider Brief Press release – Pasqal, a global provider of neutral-atom quantum computers, today welcomed a delegation of senior leaders from the King...
Two teams implement entanglement-based protocol The post Quantum voting system aims to keep ballots secret appeared first on Physics World .
Insider Brief A Washington University in St. Louis biologist is applying theories about how the brain balances order and chaos to a Department of Ener...
Insider Brief Press release – Finnish independent game studio MiTale will showcase its upcoming post-apocalyptic role-playing game C.L.A.Y. – The Last...
In distributed fault-tolerant quantum computing, entanglement and magic are essential resources for quantum communication and universal fault-tolerant...
Insider Brief PRESS RELEASE — The U.S. Department of the Treasury today announced the launch of the Quantum-Readiness Task Force, following President ...
Space-based optical communications developer Skyloom Global—a subsidiary of IonQ (NYSE: IONQ)—has deployed dozens of additional Optical Communication ...
Insider Brief China has identified quantum technology as one of a group of frontier fields targeted for development under a new five-year plan aimed a...
Multi-photon interference can be observed using independently generated photons as input. In the most simple case, these photons meet up at a beam spl...
Electron microscopes are used wherever particularly small details need to be imaged. But from a strictly physical point of view, every electron in a c...
D-Wave Quantum Inc. has appointed Kevan P. Krysler to its Board of Directors and Audit Committee. Krysler currently serves as Chief Financial Officer ...
Classical computation is more accurate that quantum annealer for some Ising spin glasses The post No quantum advantage (yet) in the world of tensor ne...
Insider Brief Press release – Bleichroeder Acquisition Corp. II (Nasdaq: BBCQ) (“Bleichroeder”) will hold a shareholder vote on August 25, 2026 to con...
Bit threads, arising as the convex dual of the minimal-surface formula for holographic entanglement entropy, are line-like structures with nontrivial ...
Quantum technology developer EigenQ, Inc. and special purpose acquisition company Silicon Valley Acquisition Corp. (Nasdaq: SVAQ) have confidentially ...
High-harmonic generation (HHG) is conventionally understood to produce attosecond pulse trains only when the emitted harmonics are mutually phase-lock...
Insider Brief Press release – U.S. Senators Chris Coons (D-Del.) and Mike Rounds (R-S.D.) introduced the Quantum Grid Utility Assurance and Resilient ...
Insider Brief PRESS RELEASE — Texas Quantum Partners and Samara, a Texas real estate developer, today announced Occam Foundry, a quantum technology ca...
Textbook quantum superposition refers to the feature that certain linear combinations of Hilbert space rays, each representing a valid quantum state, ...
Insider Brief China is testing quantum sensors, secure communications and computing in a working power substation, examining how the emerging technolo...
While the impossibility of perfectly identifying non-orthogonal states is a cornerstone of quantum information science, their probabilistic discrimina...
Insider Brief Press release – D-Wave Quantum Inc. (NASDAQ: QBTS) (“D-Wave” or the “Company”), the only dual-platform quantum computing company providi...
Insider Brief Press release – The University of Guelph and Xanadu, a Canadian leader in quantum computing, have signed a memorandum of understanding (...
Insider Brief Mention quantum teleportation in conversation and most people picture humans dissolving in one place and appearing somewhere else. Somet...
Insider Brief Press release – Florida State University is launching Florida’s first formal graduate-level credential in quantum information science an...
Insider Brief Press release – Quanta Computer (“Quanta”), a Fortune Global 500 manufacturer of advanced computing and cloud infrastructure, and Quanti...
Analysis of a mathematical puzzle that Leonhard Euler deemed unsolvable in the 1700s reveals that the crucial ingredient for cracking it after all is ...
Insider Brief Press release – For decades, the distribution of quantum information has been confined to laboratory demonstrations because of the fragi...
Magnetic levitation offer passive levitation of massive objects for use in advanced inertia sensors, for the generation of non-classical macroscopic m...
Fixed quantum feature maps are increasingly inserted into diffusion denoisers, but standard image benchmarks do not reveal which structural constraint...
Indefinite causal order reverses the direction of heat flow without violating thermodynamics The post Quantum principle allows heat to flow from cold ...
Scientists have generated quantum entanglement directly from sunlight, potentially offering a lower-energy alternative to the lasers normally used in ...
IonQ, Inc. (NYSE: IONQ) has reported its financial results for the second quarter ended June 30, 2026. The College Park-based trapped-ion leader deliv...
Quantum coherence, quantum decoherence, and photon number reduction are coexistent in linear lossy optical systems. However, how these three elements ...
Insider Brief Press release – Rigetti Computing, Inc. (Nasdaq: RGTI) (“Rigetti” or the “Company”), a pioneer in full-stack quantum-classical computing...
French neutral-atom quantum computing developer Pasqal Holding SAS has announced that its joint Form F-4 Registration Statement with Special Purpose A...
Yonatan Cohen of Quantum Machines is our podcast guest The post Building bridges between quantum and classical computing appeared first on Physics Wor...
Insider Brief Press release – Pasqal Holding SAS (“Pasqal”), a global leader in neutral-atom quantum computing, today announced that its joint registr...
We study idealized levitated protocols that create spatial superpositions of massive test particles. For each protocol, we compare the dimensionless c...
Insider Brief Press release – Quantum Optics Jena GmbH today announced that its ELVIS system has become the world’s first quantum communication system...
Company noted for building quantum annealers now also making gate-based hardware.
Kristian Dominek Barajas is head of quantum theory at Oxford Ionics, an IonQ company The post Ask me anything: Kristian Dominek Barajas – ‘I’m able to...
Entanglement distillation is a fundamental task in quantum information processing. In this work, we investigate the distillability properties of a cla...
Insider Brief Press release – Horizon Quantum Holdings Ltd. (Nasdaq: HQ) (“Horizon Quantum,” “Horizon,” or “the Company”), a pioneer of software infra...
The gravitational frequency shift of light is well understood in the theory of classical electromagnetism. Nevertheless, its description in quantum th...
Tokyo-based quantum software developer JIJ Inc. has announced the completion of an 840 million JPY (approximately $5.2 million USD) equity financing r...
Insider Brief Quantum scientists exploring the deepest mysteries of quantum mechanics may be able to enlist the assistance of an artificial intelligen...
Entanglement generation is a fundamental dynamical capability in quantum information science and underpins many quantum advantages. While quantum theo...
Insider Brief Press release – D-Wave Quantum Inc. (NASDAQ: QBTS), (“D-Wave” or the “Company”), the only dual-platform quantum computing company provid...
We prove that the entanglement of formation of every two-mode Gaussian state coincides with its Gaussian restriction, solving a longstanding open prob...
Trapped-ion quantum computing developer IonQ (NYSE: IONQ) has officially completed its acquisition of SkyWater Technology (NASDAQ: SKYT), the largest ...
Insider Brief Press release – IonQ (NYSE: IONQ), the world’s leading quantum platform company, today completed its acquisition of SkyWater Technology ...
IonQ completes its acquisition of SkyWater Technology, creating the only vertically integrated full-stack quantum platform to accelerate quantum compu...
Three approaches to the issue of quantum results that can't be verified classically.
Insider Brief Press release – Vexlum, the global leader in high-power semiconductor Vertical-External-Cavity Surface-Emitting Laser (VECSEL) technolog...
The manipulation of quantum entanglement is fundamentally irreversible: some mixed entangled states require pure entanglement for their preparation, a...
Trapped-ion quantum hardware developer IonQ (NYSE: IONQ) has secured final regulatory approval to finalize its acquisition of SkyWater Technology (NAS...
Insider Brief Press release – Horizon Quantum Computing Pte. Ltd., the wholly-owned subsidiary of Horizon Quantum Holdings Ltd. (Nasdaq: HQ) (“Horizon...
Insider Brief PRESS RELEASE — IonQ (NYSE: IONQ), the world’s leading quantum platform company, today received final regulatory approval to complete it...
Quantum networks play a pivotal role in quantum information science, which not only provide a secure communication platform for remote access to quant...
We develop a record-based account of internal time in quantum mechanics, where the formation of a stable record is represented as conditioning on actu...
Quantum resource testing is a fundamental primitive of quantum information processing, profoundly connected to resource manipulation. Its goal is to d...
We show an explicit qutrit channel whose private and quantum capacities both vanish, although it is neither antidegradable nor positive under partial ...
Insider Brief Press release – D-Wave Quantum Inc. (NASDAQ: QBTS), (“D-Wave” or the “Company”), the only dual-platform quantum computing company provid...
Guest Post By Sudiptaa Paul Choudhury is Chief Marketing Officer at QNu Labs, a global leader in quantum cybersecurity, TEDx speaker and a LinkedIn To...
By Doug Finke IBM Quantum’s announcement about their intended acquisition of HRL Laboratories is quite important and a little surprising. But if you l...
Entanglement distillation is a fundamental task in quantum information theory. In this work, we prove that Werner states in arbitrary dimension are 2-...
Insider Brief Press release – D-Wave Quantum Inc. (NYSE: QBTS) (“D-Wave” or the “Company”), the only dual-platform quantum computing company providing...
Insider Brief PRESS RELEASE — Taiyi Quantum, a Shanghai-based quantum computing company developing fault-tolerant quantum computers based on ytterbium...
We study the dynamics of quantum entanglement between two harmonically trapped electrons interacting via the electromagnetic force. Starting from two-...
Matter-wave Bell interferometers provide a sensitive probe of mass-dependent decoherence in entangled quantum systems. The degree of entanglement is o...
Quantum teleportation is a key protocol for transmitting quantum information using entanglement and classical communication. Its reliability is constr...
In this work, we investigate the quantum entanglement properties of analog Hawking radiation produced by a moving mirror. Using two detector modes def...
Insider Brief Press release – The Singapore Armed Forces (SAF) Digital and Intelligence Service (DIS) and Defence Science and Technology Agency (DSTA)...
Insider Brief Quantum Computing Inc. has filed a registration statement with the U.S. Securities and Exchange Commission to register an additional 13....