Quantum news

Graphene measurements reveal energy-loss and quantum-coherence exponents diverge under gate control ↗

Scientists have shown that the two exponents (inelastic scattering exponent and dephasing exponent) commonly used to describe electron scattering in graphene do not necessarily follow the same behavior. Using gated…

Scientists build world's most accurate atomic clock ↗

Take a second and turn it into trillions of moments. Measure each one. That's how precisely an atomic clock at Singapore's Centre for Quantum Technologies (CQT) keeps time—and with record-setting accuracy, according to…

Biology Might Not Be Quantum, but Its Math Is Quantumlike ↗

Scientists have a history of trying — and failing — to link biology and quantum mechanics. The real connection between them may be in the math. The post Biology Might Not Be Quantum, but Its Math Is Quantumlike first…

Quantum device simulates matter popping into existence ↗

A research team led by faculty at the Duke Quantum Center (DQC) has observed string-breaking dynamics related to particle-antiparticle formation on a quantum simulator, among the first such observations in quantum…

The LHC just ruled out another hiding place for quantum black holes ↗

Physicists searching through Large Hadron Collider data found no evidence that the machine has been producing microscopic quantum black holes, but the result sharply narrows where such exotic physics could still be…

Robust laser-induced complete suppression of resonant tunneling via exceptional points ↗

Quantum many-body mixed phase space revealed by hybrid feedback control ↗

String-breaking dynamics in a quantum simulator ↗

Autonomous Floquet engineering of bosonic codes via reinforcement learning ↗

Physicists crack the math connecting ultraslow quantum magnetism to ultrafast black-hole physics ↗

A team led by University at Buffalo physicists has found a mathematical solution that shows how a frustrated quantum magnet can transition from ultraslow behavior to ultrafast, highly entangled behavior resembling that…

Light beam 'swims' upstream through a quantum fluid by violating Newton's third law ↗

Just as a leaf drifts along with a stream, objects in other moving fluids normally drift along with the flow. That is, unless they exert energy to move against it. Although it may be less intuitive, light waves or…

Quantum protocol securely verifies a device's position using stations 2 km apart ↗

Reliably verifying the location of a device connected to the internet or other networks is important for various real-world applications. For instance, it could be valuable for authorizing financial transactions…

For the first time, scientists watch sound jump between quantum states ↗

Stanford researchers have recorded the first real-time quantum jumps of sound, watching single phonons abruptly vanish from one energy state to another. The breakthrough could open new paths for quantum computing, error…

This super-cold microscope could spur a quantum revolution ↗

Nuclear-spin swap extends room-temperature entanglement lifetime up to 240-fold ↗

Researchers in China have extended the lifetime of entanglement in a room-temperature, solid-state system by up to a factor of 240. Led by Shuo Ren and Rui-Jian Liang at the University of Science and Technology of China…

Quantum communication protocol enables three users to establish a shared secure key ↗

Quantum key distribution allows two users to establish secret keys whose security is grounded in the laws of quantum mechanics. Extending this capability to multiple users is an essential step toward quantum networks…

Scientists teleport quantum states across 100 parallel optical channels ↗

Quantum communication networks consist of several connected nodes that exchange information encoded in quantum states. These networks could potentially enable more secure communications between quantum devices in…

What kills Schrödinger’s cat? Gravity may not be the answer ↗

Physicists have put a decades-old idea about why the strange rules of quantum mechanics disappear in our everyday world to one of its toughest experimental tests yet. Deep beneath Italy’s Gran Sasso mountain…

Hybrid non-Hermitian singularities and mapped-state concurrence in a superconducting-circuit dynamical matrix ↗

Scientists opened a sealed envelope after 10 years. Gravity still didn’t make sense ↗

A decade-long NIST experiment has produced a new measurement of the universal gravitational constant that differs unexpectedly from another leading result, deepening a 225-year-old physics puzzle. The discrepancy is…

Einstein’s “spooky action” just survived one of physics’ most extreme tests ↗

Physicists have detected strong evidence that heavy, fleeting Z bosons can become quantum entangled during Higgs boson decays at CERN’s Large Hadron Collider. The result shows that Einstein’s “spooky action at a…

Physicists extend the search for quantum black holes at the LHC ↗

Physicists at UC Santa Barbara have extended the search for evidence of microscopic black holes produced at the Large Hadron Collider (LHC) at the European Organization for Nuclear Research (CERN). The formation of…

An extremely stable quantum gas offers a new lens on strongly interacting systems ↗

Molecular gases are a new form of artificial quantum matter. However, when these molecules collide, they are often lost extremely rapidly. Researchers from Radboud University and Columbia University have been able to…

Scientists are about to test Einstein’s gravity with exotic matter ↗

Scientists have found a new way to create a controlled beam of muonium, an exotic atom containing a heavier cousin of the electron. The advance could allow researchers to test for the first time whether gravity acts on…

Superradiant phonon laser with collective spin control ↗

Close-up images show defects locking electrons into stable Wigner solids ↗

A team of researchers led by the U.S. Department of Energy's Lawrence Berkeley National Laboratory (Berkeley Lab) developed an approach that enabled them to directly observe how electrons interact with defects in…

A new bridge for quantum networks: Physicists convert microwaves to light using 2D magnets ↗

Physicists at The City College of New York have demonstrated a new way to transfer microwave signals onto light using magnetic waves inside a layered semiconductor. The work establishes a materials platform for building…

What kills Schrödinger's cat? Underground experiment rules out gravity model for quantum decoherence ↗

Somewhere between the microscopic realm of elementary particles and the macroscopic world of human beings, something strange happens: The rules of quantum physics, which work so exquisitely for tiny atoms, seem to lose…

Real-time quantum jump in sound observed for first time ↗

A Stanford team has documented the first direct observation of quantum jumps of sound in a mechanical resonator, completing an arc of scientific exploration that started more than 100 years ago.

New benchmark puts quantum computers to the test and reveals their limitations ↗

Quantum computers are no longer theoretical concepts. Today, they are being developed to tackle a range of complex problems, including exploring financial risk, modeling complex molecules and optimizing massive…

Diamond quantum sensors can detect heart magnetism at room temperature without skin contact ↗

Physicists at Johannes Gutenberg University Mainz (JGU) have developed a technology that uses quantum sensors to measure biomagnetic signals, such as heart activity. Researchers from the DIAQNOS (DIAmond-based Quantum…

Where Does the Quantum World End and Ours Begin? ↗

Jonathan Halliwell explains how quantum decoherence is key to understanding how we transition from a world with a wave-like nature of matter and energy to the classical macroscopic world that we’re used to. The post…

A $100 detector can see invisible particles raining down from space ↗

A pocket-sized, roughly $100 detector can reveal the invisible stream of cosmic particles constantly passing through Earth and even through our bodies. What began as a student physics project is now being used in major…

Hot electrons reveal electronic collisions may raise resistance in twisted graphene ↗

When a material heats up, its electrical resistance often rises. The harder question is what, exactly, is getting in the way. The electrons carrying the current may be scattered by vibrations of the material's atomic…

Mobile trap transports 92 antiprotons by road and stores them for over a month in world first ↗

In March 2026, scientists succeeded in transporting antiprotons by road for the first time in a purpose-built trap loaded on a truck. The BASE collaboration, which realized this experiment at the European Organization…

Circular Rydberg atoms set three records, staying stable for 11 milliseconds ↗

Rydberg atoms are considered promising building blocks for quantum computers and their precursors, quantum simulators. Researchers at the 5th Institute of Physics of the University of Stuttgart have achieved record…

Efficient Hamiltonian, structure and trace distance learning of Gaussian states ↗

Dynamical signatures of conventional and asymptotic quantum many-body scars on a trapped ion simulator ↗

Relaxation approach to quantum-mechanical modeling of ferroelectric and antiferroelectric phase transitions ↗

Continuous-wave laser absorption spectroscopy of the thorium-229 nucleus ↗

Magnets could help quantum computers talk to each other, says researcher ↗

Xufeng Zhang is using magnets to make computers more power efficient at the quantum level. The Northeastern professor of electrical and computer engineering recently published two papers highlighting small-scale…

Novel particle beam could challenge Einstein's theory of gravity ↗

Does gravity act equally on all particles in the universe, or are there differences between ordinary and exotic matter? Physics professor Anna Soter and her team at ETH Zurich and the Paul Scherrer Institute (PSI) in…

Witnessing quantum discord for secure quantum key distribution ↗

Magnetic memory and hysteresis from quantum transitions in theory and experiments on quantum annealers ↗

Long-lived giant circular Rydberg atoms at room temperature ↗

Fully integrated quantum frequency processor on a silicon chip ↗

Getting photons into shape for reliable quantum communication ↗

The vast majority of modern quantum technologies—from quantum cryptography to the quantum internet to the quantum computer—rely on one essential element: the transmission of photons. Two qubits (two atoms, for example)…

Physicists help uncover 'spooky' quantum effect in the Large Hadron Collider ↗

Physicists at the University of Oxford have helped confirm that one of the strangest phenomena in physics—quantum entanglement—occurs even among some of the heaviest and most fleeting particles ever created. The…

Ultracold cesium atoms reveal Bethe strings predicted nearly a century ago ↗

In 1931, physicist Hans Bethe predicted that, in certain one-dimensional quantum systems, particles can bind together to form multi-particle states known as Bethe strings. Unlike ordinary molecules, which are held…

Generation of a high-intensity, superthermal muonium beam for gravity and laser spectroscopy experiments ↗

Enhanced emission from boron-vacancy center in rhombohedral boron nitride ↗

Publisher Correction: Quantum neural operators with implicit quadratic frame and expressivity advantages ↗

An intense superthermal muonium beam ↗

Single-gate, multipartite entanglement on a room-temperature quantum register ↗

Criticality from competition ↗

An algorithm to generate two-dimensional critical lattice models using competing anyon condensation ↗

Physicists can’t agree on how the Universe works ↗

A massive worldwide survey of physicists has revealed surprisingly little agreement about some of the universe’s biggest mysteries. No majority backed the standard cosmological model, a leading explanation for dark…

Scientists are building a microscope powered by a quantum computer ↗

Scientists are combining an electron microscope with a quantum computer to squeeze far more information from each electron. The approach could reveal faint details with fewer electrons, helping protect fragile samples…

Physicists discover a hidden “curveball” in quantum light ↗

Researchers have experimentally demonstrated the optical Magnus effect for the first time, revealing that a tightly focused laser interacts most strongly with an atom slightly away from the beam’s center. The unexpected…

CERN finds gluons behaving strangely deep inside atomic nuclei ↗

Physicists at CERN have found a new way to peer deep inside atomic nuclei and distinguish between two competing explanations for how gluons behave. Using the ALICE experiment at the Large Hadron Collider, researchers…