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Optics & Photonics Sep 22, 2025

Quantum memories reach new milestone with secure quantum money protocol

Integration into a quantum money protocol shows that memories can now handle very demanding applications for quantum networking.

General Âé¶¹ÒùÔºics Sep 22, 2025

The gravitino: A new candidate for dark matter

Dark matter remains one of the biggest mysteries in fundamental physics. Many theoretical proposals (axions, WIMPs) and 40 years of extensive experimental searches have failed to provide any explanation of the nature of dark ...

Other Sep 20, 2025

Saturday Citations: Exercise weight loss explained; chimpanzees like alcohol; auditing quantum computers

This week, researchers reported evidence of a cosmic impact at classic Clovis archaeological sites. Biologists in Texas discovered a rare hybrid bird, the offspring of a blue jay and a green jay. And a study suggests that ...

Astronomy Sep 19, 2025

A tale of two pulses: Observational evidence for two distinct polarized emission sites in gamma-ray burst outflow

Gamma-ray bursts (GRBs) are the brightest explosions in the universe. In just a few seconds, they can outshine all the stars in their host galaxy combined, releasing more energy than our sun will emit over its entire lifetime. ...

Astronomy Sep 19, 2025

Plasmon effects in neutron star magnetospheres could pose new limits on the detection of axions

Dark matter is an elusive type of matter that does not emit, reflect or absorb light, yet is predicted to account for most of the universe's mass. As it cannot be detected and studied using conventional experimental techniques, ...

Nanomaterials Sep 19, 2025

18-member nanoring pushes the boundaries of global aromaticity

Pushing the limits of size constraints in chemistry, an 8-nanometer 18-porphyrin nanoring (c-P18) becomes the largest known cyclic molecule to exhibit detectable global aromaticity. This phenomenon, where π-electrons are ...

Space Exploration Sep 18, 2025

NASA's Deep Space Communications demo exceeds project expectations

NASA's Deep Space Optical Communications technology has successfully shown that data encoded in lasers can be reliably transmitted, received, and decoded after traveling millions of miles from Earth at distances comparable ...

Quantum Âé¶¹ÒùÔºics Sep 18, 2025

'Quantum squeezing' a nanoscale particle for the first time

Researchers Mitsuyoshi Kamba, Naoki Hara, and Kiyotaka Aikawa of the University of Tokyo have successfully demonstrated quantum squeezing of the motion of a nanoscale particle, a motion whose uncertainty is smaller than that ...

Optics & Photonics Sep 18, 2025

Researchers develop colorized X-ray imaging for clearer material and tissue analysis

When German physicist Wilhelm Röntgen discovered X-rays in the late 1800s while experimenting with cathode ray tubes, it was a breakthrough that transformed science and medicine. So much so that the basic concept remains ...

Optics & Photonics Sep 18, 2025

Âé¶¹ÒùÔºicists create new electrically controlled silicon-based quantum device

A team of scientists at Simon Fraser University's Quantum Technology Lab and leading Canada-based quantum company Photonic Inc. have created a new type of silicon-based quantum device controlled both optically and electrically, ...

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