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New chip offers way to make use of quantum system 'imperfections'

Quantum technologies promise powerful new kinds of computers, giving scientists new tools to mimic and explore nature at its tiniest scales. At those levels, everything in nature—from atoms and electrons to light itself—follows ...

Prototype sets record for optical quantum information technology

Chinese scientists have developed a programmable quantum computing prototype called Jiuzhang 4.0 that has set a new world record for optical quantum information technology, according to a study published May 13 in the journal ...

Sunlight-powered generation of correlated photon pairs

Pairs of correlated or entangled photons are a foundational resource in quantum optics. They are most commonly produced through spontaneous parametric down-conversion (SPDC), a nonlinear optical process that typically relies ...

Seeing the invisible: The limits of two-photon vision

Near-infrared light is invisible to humans. And yet, under the right conditions, the human eye can perceive it. Researchers from Poland's International Center for Translational Eye Research (ICTER) have now shown that the ...

Atoms vibrate on circular paths—with an unexpected twist

An international team of researchers, including scientists from HZDR and Fritz Haber Institute of the Max Planck Society, for the first time directly observed how angular momentum is transferred and conserved within a crystal ...

Giving X-ray vision a sense of direction

Whether in tooth enamel or in nanomaterials made of silicon, the orientation of tiny internal structures often determines the properties of a material. A new X-ray method can even make this nano-order visible when the structures ...

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Optics & Photonics
This tiny grain-of-rice sensor gives robots a new sense and changes what delicate tools can detect
Condensed Matter
The first direct observation of laser-created isolated hopfions
Optics & Photonics
Photonics advance could enable compact, high-performance lidar sensors
Condensed Matter
Team steers electron spin ballistically in graphene
Optics & Photonics
LED light unlocks 3D optical fingerprints inside materials without lasers
Optics & Photonics
Hologram technology where 'light becomes the key' enables hard-to-copy security
Optics & Photonics
Quantum geometry applied to light-based systems expands toolkit for topological photonics
Condensed Matter
Inexpensive material compresses light, paving the way for photonic microcircuits in the terahertz range
Optics & Photonics
Physicists have measured 'negative time' in the lab
Optics & Photonics
A longstanding quantum roadblock just fell, opening existing fiber networks to ultra-secure light signals
Optics & Photonics
Light unlocks full polarization control at ultrafast speeds, reshaping photonics
Optics & Photonics
XXP instrument back online, marking a key milestone in high-energy upgrade to SLAC's X-ray laser
Optics & Photonics
Tiny flexible lasers enable force sensing inside living cells
Optics & Photonics
Light-responsive hydrogels enable fast and precise control of soft materials
Optics & Photonics
A new era for ultrafast photonics: 2D mercury-acetylide frameworks for near-infrared nonlinear optics
Optics & Photonics
Light can now be shaped in empty space, and it could simplify sensing and boost data links
Optics & Photonics
Hidden stripe pattern lets microscopes auto-focus across 400 times deeper range
Condensed Matter
A mechanical blue LED: Stretching GaN shifts light from UV to blue without changing chemistry
Optics & Photonics
Team develops modulator for compact photonic integrated circuits
Optics & Photonics
This ultracold quantum device turns electricity into something far stranger that could unlock sound-based lasers

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How a 4,000-year-old city defied history's 'rules' by becoming more equal as it became more successful
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SIRT6 protein could protect against age-related breakdown in chromatin, possibly help reverse aging
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Rare seals hide in underwater bubble caves to escape tourists
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Intrepid tails—fluke photos confirm humpback whales mount 14,000 km open ocean crossing to breeding grounds
Earth Sciences
Less low cloud cover lets in more heat from the sun—and may lock in centuries of sea level rise
Plants & Animals
Amazonian cocoa has a new edge: Two standout cultivars could change how growers fight witches' broom
Earth Sciences
Climate catch-22: Cleaning up air pollution could speed key Atlantic current decline
Astronomy
Consistency check casts doubt on evolving dark energy
Biochemistry
Integrated solar reactor paves way to make 'clean' chemicals, plastics and food using solar energy
General Physics
Tritium-infused graphene could sharpen the hunt for neutrino mass
Ecology
Protected areas that help wildlife often do little for the soil fungi on which plants depend
Veterinary medicine
Seaweed study unlocks surprising solution for cattle nutrition and sustainable agriculture
Plants & Animals
A de-extinction company has hatched live chicks from an artificial eggshell
Nanophysics
Quantum-scale simulations and AI uncover promising 2D perovskites for future energy tech
Condensed Matter
Beyond 0 and 1: Ferrotoroidic material can store four magnetic states
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MeerKAT discovers 15 new millisecond pulsars in a well known globular cluster
Cell & Microbiology
Field-ready tool identifies rare and zoonotic parasitic worms missed by standard tests
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Migrating charges unlock hard-to-reach C-H bond edits in organic molecules
Biochemistry
Chemists use sea sponge bacteria to create new molecules for drug discovery

Chemical shifts help track molecules breaking apart in real time

When molecules fall apart, their electric charge doesn't stay put—it rearranges as bonds stretch and break. An international team of scientists has now tracked these ultrafast changes in the small molecule fluoromethane (CH₃F). ...

Scientists control 'free-flowing' electric currents with light

By controlling magnetic fields using light, a team of researchers led by NTU scientists has solved a long-standing challenge to precisely direct electric currents produced by quantum materials. Their findings unlock new avenues ...

Miniature laser technology could bring lab testing into your home

A research team at Chalmers University of Technology, Sweden, has developed new laser technology that could lead to tiny, cost-effective biosensors. The sensors integrate lasers and optics together on a centimeter-sized chip, ...

Ultrafast light pulses make molecules rotate on quantum materials

Researchers from Germany, Japan and India, led by scientists from DESY and the Universities of Kiel and Hamburg, have found a way to collectively make molecules on a flat surface rotate by exposing them to light using ultrafast ...

Engineers improve infrared devices using century-old materials

After decades of intense research, surprises in the realm of semiconductors—materials used in microchips to control electrical currents—are few and far between. But with a pair of published papers, materials engineers at ...