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New image sensor breaks optical limits

Imaging technology has transformed how we observe the universe—from mapping distant galaxies with radio telescope arrays to unlocking microscopic details inside living cells. Yet despite decades of innovation, a fundamental ...

Elegant solution for measuring ultrashort laser pulses discovered

Ultrashort laser pulses—that are shorter than a millionth of a millionth of a second—have transformed fundamental science, engineering and medicine. Despite this, their ultrashort duration has made them elusive and difficult ...

3D-printed helixes show promise as THz optical materials

Researchers at Lawrence Livermore National Laboratory (LLNL) have optimized and 3D-printed helix structures as optical materials for terahertz (THz) frequencies, a potential way to address a technology gap for next-generation ...

Zero lasing modes are not always topological

The convergence of non-Hermitian physics and topological photonics has opened exciting research directions in recent years, particularly in the development of robust laser systems.

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Optics & Photonics
All-optical modulation in silicon achieved via an electron avalanche process
Optics & Photonics
Polarized light boosts accuracy of wearable health sensors for all skin tones
Condensed Matter
'Light-bending' material that controls blue and ultraviolet light could transform advanced chipmaking
Optics & Photonics
From light to logic: Ultrafast quantum switching in 2D materials
Condensed Matter
Laser draws made-to-order magnetic landscapes
Optics & Photonics
Surprising nanoscopic heat traps found in diamonds
Optics & Photonics
Quantifying unknown quantum states: Study explores effectiveness of existing methods
Optics & Photonics
Reconfigurable platform slows lights for on-chip photonic engineering
Condensed Matter
Observing ultrafast magnetic domain changes at the nanoscale with soft X-rays
Optics & Photonics
Shaping quantum light unlocks new possibilities for future technologies
Optics & Photonics
Rydberg-atom detector conquers a new spectral frontier
Optics & Photonics
X-ray spikes reveal electron beam size
Optics & Photonics
A solid-state quantum processor based on nuclear spins
Condensed Matter
A direct leap into terahertz: Dirac materials enable efficient signal conversion at room temperature
Optics & Photonics
Terahertz device sets performance record and opens new quantum horizons
Optics & Photonics
Self-adapting fiber component tackles heat challenges in high-power fiber lasers
Optics & Photonics
Single-photon teleportation achieved between distant quantum dots for the first time
Optics & Photonics
Scientists advance quantum signaling with twisted light technology
General Physics
Optical clock sets new accuracy record, bringing us closer to a new definition of the second
Condensed Matter
High pressure increases terahertz emission 13-fold in 2D semiconductor GaTe, study reveals

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Archaeology
Chinchorro mummification may have originated as a form of art therapy, study suggests
Plants & Animals
Elusive wild cat feared extinct rediscovered in Thailand
Paleontology & Fossils
16,000 fossil footprints in central Bolivia reveal dinosaur behavior
Archaeology
How did Bronze Age plague spread? A sheep might solve the mystery
Astronomy
Astronomers explore the double nucleus of galaxy NGC 4486B
Astronomy
Gemini and Blanco telescopes unlock clues to origin of longest gamma-ray burst ever observed
Astronomy
Flaring black hole whips up ultra-fast winds
Condensed Matter
Ultracold atoms observed climbing a quantum staircase
Archaeology
Archaeologists discover unique mosaic patolli board at Guatemalan Maya city
Archaeology
New Guineans and Aboriginal Australians descend from two groups who arrived 60,000 years ago, research suggests
Cell & Microbiology
The gut bacteria that put the brakes on weight gain in mice
Nanophysics
Fabricating single-photon light sources from carbon nanotubes
Nanomaterials
How sustainability is driving innovation in functionalized graphene materials
Plants & Animals
Glowing urine and shining bark: Scientists discover the secret visual language of deer
Astronomy
Observations catch galaxy cluster in the process of merging
Biochemistry
Scientists boost mitochondria to burn more calories
Molecular & Computational biology
Mechanism for twisted growth of plant organs discovered
Astronomy
Radio black hole trio lights up in rare galaxy merger
Analytical Chemistry
An AI-based blueprint for designing catalysts across materials
Plants & Animals
Africa's rarest carnivore: The story of the first Ethiopian wolf ever captured, nursed and returned to the wild

Would a musical triangle of any other shape sound as sweet?

The triangle is a small instrument made of a metal rod bent into a triangle shape that is open at one corner. While small, its sound is distinct, with multiple overtones and nonharmonic resonance. But what causes the surprisingly ...