Quantum Computers News

November 15, 2025

Top Headlines

Entangled Spins Give Diamonds a Quantum Advantage

Nov. 11, 2025 UC Santa Barbara physicists have engineered entangled spin systems in diamond that surpass classical sensing limits through quantum squeezing. Their breakthrough enables next-generation quantum sensors that are powerful, compact, and ready for ...

Stanford Discovers an Extraordinary Crystal That Could Transform Quantum Tech

Nov. 9, 2025 Stanford scientists found that strontium titanate improves its performance when frozen to near absolute zero, showing extraordinary optical and mechanical behavior. Its nonlinear and piezoelectric ...

Physicists Just Built a Quantum Lie Detector. It Works

Oct. 7, 2025 An international team has confirmed that large quantum systems really do obey quantum mechanics. Using Bell’s test across 73 qubits, they proved the presence of genuine quantum correlations that can’t be explained classically. Their results show ...

Quantum Chips Just Proved They’re Ready for the Real World

Sep. 28, 2025 Diraq has shown that its silicon-based quantum chips can maintain world-class accuracy even when mass-produced in semiconductor foundries. Achieving over 99% fidelity in two-qubit operations, the breakthrough clears a major hurdle toward ...

Mysterious "Quantum Echo" in Superconductors Could Unlock New Tech

Sep. 27, 2025 Researchers have discovered an unusual "quantum echo" in superconducting materials, dubbed the Higgs echo. This phenomenon arises from the interplay between Higgs modes and quasiparticles, producing distinctive signals unlike conventional echoes. By ...

The Quantum Internet Just Went Live on Verizon’s Network

Sep. 26, 2025 Penn engineers have taken quantum networking from the lab to Verizon’s live fiber network, using a silicon "Q-chip" that speaks the same Internet Protocol as the modern web. The system pairs classical and quantum signals like a train engine ...

Caltech’s Massive 6,100-qubit Array Brings the Quantum Future Closer

Sep. 25, 2025 Caltech scientists have built a record-breaking array of 6,100 neutral-atom qubits, a critical step toward powerful error-corrected quantum computers. The qubits maintained long-lasting superposition and exceptional accuracy, even while being moved ...

Scientists Just Made Atoms Talk to Each Other Inside Silicon Chips

Sep. 21, 2025 Researchers at UNSW have found a way to make atomic nuclei communicate through electrons, allowing them to achieve entanglement at scales used in today’s computer chips. This breakthrough brings scalable, silicon-based quantum computing much ...

Scientists Build Quantum Computers That Snap Together Like LEGO Bricks

Sep. 8, 2025 Like LEGO for the quantum age, researchers have created modular superconducting qubits that can be linked with high fidelity. This design allows reconfiguration, upgrades, and scalability, marking a big step toward fault-tolerant quantum ...

Scientists Create Scalable Quantum Node Linking Light and Matter

Aug. 29, 2025 Quantum scientists in Innsbruck have taken a major leap toward building the internet of the future. Using a string of calcium ions and finely tuned lasers, they created quantum nodes capable of generating streams of entangled photons with 92% ...

Caltech Breakthrough Makes Quantum Memory Last 30 Times Longer

Aug. 27, 2025 While superconducting qubits are great at fast calculations, they struggle to store information for long periods. A team at Caltech has now developed a clever solution: converting quantum information into sound waves. By using a tiny device that ...

Scientists Turn Spin Loss Into Energy, Unlocking Ultra-low-power AI Chips

Aug. 25, 2025 Scientists have discovered that electron spin loss, long considered waste, can instead drive magnetization switching in spintronic devices, boosting efficiency by up to three times. The scalable, semiconductor-friendly method could accelerate the ...

Latest Headlines

updated 1:33pm EST

A Radical Upgrade Pushes Quantum Links 200x Farther

Nov. 13, 2025 Scientists have developed a new way to build rare-earth crystals that boosts quantum coherence to tens of milliseconds. This leap could extend quantum communication distances from city blocks to ...

Artificial Neurons That Behave Like Real Brain Cells

Nov. 5, 2025 USC researchers built artificial neurons that replicate real brain processes using ion-based diffusive memristors. These devices emulate how neurons use chemicals to transmit and process signals, ...

Living Computers Powered by Mushrooms

Oct. 26, 2025 Scientists have found that mushrooms can act as organic memory devices, mimicking neural activity while consuming minimal power. The Ohio State team grew and trained shiitake fungi to perform like ...

Scientists Discover Forgotten Particle That Could Unlock Quantum Computers

Aug. 23, 2025 Scientists may have uncovered the missing piece of quantum computing by reviving a particle once dismissed as useless. This particle, called the neglecton, could give fragile quantum systems the full ...

Scientists Just Cracked the Quantum Code Hidden in a Single Atom

Aug. 22, 2025 A research team has created a quantum logic gate that uses fewer qubits by encoding them with the powerful GKP error-correction code. By entangling quantum vibrations inside a single atom, they ...

This Simple Magnetic Trick Could Change Quantum Computing Forever

Aug. 16, 2025 Researchers have unveiled a new quantum material that could make quantum computers much more stable by using magnetism to protect delicate qubits from environmental disturbances. Unlike traditional ...

Scientists Just Cracked the Cryptographic Code Behind Quantum Supremacy

July 28, 2025 Quantum computing may one day outperform classical machines in solving certain complex problems, but when and how this "quantum advantage" emerges has remained unclear. Now, researchers from ...

Harvard’s Ultra-Thin Chip Could Revolutionize Quantum Computing

July 25, 2025 Researchers at Harvard have created a groundbreaking metasurface that can replace bulky and complex optical components used in quantum computing with a single, ultra-thin, nanostructured layer. This ...

One Small Qubit, One Giant Leap for Quantum Computing

July 24, 2025 Aalto University physicists in Finland have set a new benchmark in quantum computing by achieving a record-breaking millisecond coherence in a transmon qubit — nearly doubling prior limits. This ...

Scientists Just Simulated the "impossible" — Fault-Tolerant Quantum Code Cracked at Last

July 3, 2025 A multinational team has cracked a long-standing barrier to reliable quantum computing by inventing an algorithm that lets ordinary computers ...

Quantum Computers Just Got an Upgrade – and It’s ×ばつ More Efficient

June 25, 2025 Chalmers engineers built a pulse-driven qubit amplifier that’s ten times more efficient, stays cool, and safeguards quantum states—key for bigger, better quantum ...

Quantum Breakthrough: ‘Magic States’ Now Easier, Faster, and Way Less Noisy

June 26, 2025 Quantum computing just got a significant boost thanks to researchers at the University of Osaka, who developed a much more efficient way to create "magic states" a key component for ...

Quantum Computers Just Beat Classical Ones — Exponentially and Unconditionally

June 30, 2025 A research team has achieved the holy grail of quantum computing: an exponential speedup that’s unconditional. By using clever error correction and IBM’s powerful 127-qubit processors, they ...

Sharper Than Lightning: Oxford’s One-in-6.7-Million Quantum Breakthrough

June 10, 2025 Physicists at the University of Oxford have set a new global benchmark for the accuracy of controlling a single quantum bit, achieving the lowest-ever error rate for a quantum logic operation--just ...

AI Reveals Milky Way’s Black Hole Spins Near Top Speed

June 14, 2025 AI has helped astronomers crack open some of the universe s best-kept secrets by analyzing massive datasets about black holes. Using over 12 million simulations powered by high-throughput computing, ...

Photonic Quantum Chips Are Making AI Smarter and Greener

June 8, 2025 A team of researchers has shown that even small-scale quantum computers can enhance machine learning performance, using a novel photonic quantum circuit. Their findings suggest that today s quantum ...

New Quantum Visualization Technique to Identify Materials for Next Generation Quantum Computing

May 29, 2025 Scientists have developed a powerful new tool for finding the next generation of materials needed for large-scale, fault-tolerant quantum computing. The significant breakthrough means that, for the ...

Controlling Quantum Motion and Hyper-Entanglement

May 23, 2025 A new experiment encodes quantum information in the motion of the atoms and creates a state known as hyper-entanglement, in which two or more traits are linked among a pair of ...

New Biosensor Solves Old Quantum Riddle

May 23, 2025 Researchers united insights from cellular biology, quantum computing, old-fashioned semiconductors and high-definition TVs to both create a revolutionary new quantum biosensor. In doing so, they shed ...

Computing: Shedding Light on Shadow Branches

May 9, 2025 Researchers have developed a new technique called 'Skia' to help computer processors better predict future instructions and improve computing ...

'Universe's Awkward Handshake' -- Simplifying Information Processing Using Photons a Quantum Breakthrough

May 8, 2025 Researchers have developed a technique that makes high-dimensional quantum information encoded in light more practical and reliable. The advancement could pave the way for more secure data ...

Experimental Quantum Communications Network

May 6, 2025 Researchers recently connected their campuses with an experimental quantum communications network using two optical ...

A New Method for Characterizing Quantum Gate Errors

May 5, 2025 Researchers have developed a new protocol for characterizing quantum gate errors, paving the way toward more reliable quantum simulations and fault-tolerant quantum ...

New Bayesian Method Enables Rapid Detection of Quantum Dot Charge States

May 1, 2025 A research team has developed a new technique to rapidly and accurately determine the charge state of electrons confined in semiconductor quantum dots -- fundamental components of quantum computing ...

Engineers Advance Toward a Fault-Tolerant Quantum Computer

Apr. 30, 2025 Researchers demonstrated extremely strong nonlinear light-matter coupling in a quantum circuit. Stronger coupling enables faster quantum readout and operations, ultimately improving the accuracy of ...

Physicists Uncover Hidden Order in the Quantum World Through Deconfined Quantum Critical Points

Apr. 25, 2025 A recent study has unraveled some of the secrets concealed within the entangled web of quantum ...

Scientists Uncover Quantum Surprise: Matter Mediates Ultrastrong Coupling Between Light Particles

Apr. 18, 2025 A team of researchers has developed a new way to control light interactions using a specially engineered structure called a 3D photonic-crystal cavity that could enable transformative advancements in ...

Curved Neutron Beams Could Deliver Benefits Straight to Industry

Apr. 17, 2025 Scientists have created the first neutron 'Airy beam,' which has unusual capabilities that ordinary neutron beams do not. The achievement could enhance neutron-based techniques for ...

An Elegant Method for the Detection of Single Spins Using Photovoltage

Apr. 15, 2025 Diamonds with certain optically active defects can be used as highly sensitive sensors or qubits for quantum computers, where the quantum information is stored in the electron spin state of these ...

Photonic Computing Needs More Nonlinearity: Acoustics Can Help

Apr. 14, 2025 Neural networks are one typical structure on which artificial intelligence can be based. The term neural describes their learning ability, which to some extent mimics the functioning of neurons in ...