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General Physics Jun 11, 2024

High-precision timing data determine upper limit for photon mass

In a study published in The Astrophysical Journal, Prof. Zhou Xia from the Xinjiang Astronomical Observatory (XAO) of the Chinese Academy of Sciences and collaborators have, for the first time, derived the dispersion relation ...

Optics & Photonics Jun 10, 2024

'Quantum optical antennas' provide more powerful measurements on the atomic level

Similar to how a radio antenna plucks a broadcast from the air and concentrates the energy into a song, individual atoms can collect and concentrate the energy of light into a strong, localized signal that researchers can ...

Planetary Sciences Jun 8, 2024

The sun is reaching the peak of its activity—here's how that could cause more auroras and solar storms

Many more people around the world than normal were recently able to see the northern and southern lights overhead with the naked eye. This unusual event was triggered by a very strong solar storm, which affected the movement ...

Space Exploration Jun 7, 2024

Scientists record Earth's radio waves from the moon

On Feb. 22, a lunar lander named Odysseus touched down near the moon's South Pole and popped out four antennas to record radio waves around the surface—a moment University of Colorado Boulder astrophysicist Jack Burns hails ...

Astronomy Jun 7, 2024

NASA, global astronomers await rare nova explosion

Around the world this summer, professional and amateur astronomers alike will be fixed on one small constellation deep in the night sky. But it's not the seven stars of Corona Borealis, the "Northern Crown," that have sparked ...

General Physics Jun 7, 2024

QUIET: A place to study qubits shielded from the effects of cosmic rays

Deep under the ground at Fermi National Accelerator Laboratory is a brand-new quantum sensor and computing research center called QUIET, and at the surface—100 meters above—sits its twin called LOUD.

Space Exploration Jun 6, 2024

Space station arrival by Boeing's astronaut capsule delayed by new leaks and thruster trouble

Boeing's space capsule developed more leaks and ran into thruster trouble during its first test flight with astronauts as it closed in on the International Space Station on Thursday.

Astronomy Jun 6, 2024

New rare 'green bean' galaxy discovered

Astronomers from New Mexico State University (NMSU) and elsewhere report the discovery of a new galaxy of a rare class, dubbed "green bean." The finding, made with the Karl G. Jansky Very Large Array (VLA), was presented ...

Astronomy Jun 5, 2024

A strange intermittent radio signal from space has astronomers puzzled

When astronomers turn our radio telescopes out towards space, we sometimes detect sporadic bursts of radio waves originating from across the vast expanse of the universe. We call them "radio transients": some erupt only once, ...

Astronomy Jun 5, 2024

Astronomers have a new way to bypass Earth's atmosphere

Radio telescopes have an advantage over optical telescopes, in that radio telescopes can be used even in cloudy conditions here on Earth. That's because the longer wavelengths of radio waves can pass through clouds unhindered.

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