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General Physics Apr 8, 2024

FASER measures high-energy neutrino interaction strength

Operating at CERN's Large Hadron Collider (LHC) since 2022, the FASER experiment is designed to search for extremely weakly interacting particles. Such particles are predicted by many theories beyond the Standard Model that ...

Astronomy Apr 8, 2024

Researchers enable detection of remarkable gravitational-wave signal

Researchers from the University of Portsmouth's Institute of Cosmology and Gravitation (ICG) have helped to detect a remarkable gravitational-wave signal, which could hold the key to solving a cosmic mystery.

General Physics Apr 8, 2024

Physicists discover elbow-like feature in mean logarithmic mass spectrum of ultra-high-energy cosmic rays

Researchers at the Large High Altitude Air Shower Observatory (LHAASO) have accurately measured the cosmic ray all-particle energy spectrum and the mean logarithmic mass in the range of 0.3–30 peta-electronvolts (PeV). ...

General Physics Apr 5, 2024

Kerr-enhanced optical spring for next-generation gravitational wave detectors

The detection of gravitational waves stands as one of the most significant achievements in modern physics. In 2017, gravitational waves from the merger of a binary neutron star were detected for the first time which uncovered ...

Astronomy Apr 5, 2024

Researchers say neutron stars are key to understanding elusive dark matter

Scientists may be one step closer to unlocking one of the great mysteries of the universe after calculating that neutron stars might hold a key to helping us understand elusive dark matter.

Optics & Photonics Apr 4, 2024

Team develops portable swept-source Raman spectrometer for chemical and biomedical applications

In 1928, Indian physicist Sir C. V. Raman and his colleague K. S. Krishnan discovered that when light interacts with matter, parts of the scattered light undergo changes in energy due to interaction with molecular vibrations, ...

Astronomy Apr 3, 2024

Webb probes an extreme starburst galaxy

A team of astronomers has used NASA's James Webb Space Telescope to survey the starburst galaxy Messier 82 (M82). Located 12 million light-years away in the constellation Ursa Major, this galaxy is relatively compact in size ...

Astronomy Apr 2, 2024

New research uses coaxial 'dish' antenna to scan for dark matter

One of the great mysteries of modern science is dark matter. We know dark matter exists thanks to its effects on other objects in the cosmos, but we have never been able to directly see it. And it's no minor thing—currently, ...

Quantum Physics Apr 2, 2024

Transmitting entanglement between light and matter in the metropolitan network of Barcelona

As the efforts towards the realization of powerful quantum computers and quantum simulators continue, there is a parallel program aimed at attaining the quantum analog to the classical internet.

Optics & Photonics Apr 1, 2024

Revolutionizing spectrometry with ultra-simplicity: Disrupting conventional designs through novel diffraction computing

Spectrometers are crucial scientific instruments in various research fields and have consistently served as indispensable tools for foundational research. However, the unwieldy size of conventional spectrometers poses challenges ...

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