Magnetars are some of the most fascinating astronomical objects. One teaspoon of the stuff they are made out of would weigh almost one billion tons, and they have magnetic fields that are hundreds of millions of times more ...
Astronomy
Jul 1, 2022
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250
Using a network of vibrating nano-strings controlled with light, researchers from AMOLF have made sound waves move in a specific irreversible direction and attenuated or amplified the waves in a controlled manner for the ...
General Physics
Jun 1, 2022
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453
European astronomers have conducted a detailed, long-term X-ray monitoring campaign of a magnetar known as SGR J1935+2154, since it entered its active phase, experiencing numerous X-ray outbursts. Results of the study, published ...
Imagine walking through a dense, hazy fog in the middle of the night, seeing patches of light from cars and towns shimmering in the distance. It's nearly impossible to tell if the lights are deep in the fog or beyond it. ...
Astronomy
May 16, 2022
1
213
A major research challenge in the field of nanotechnology is finding efficient ways to control light, an ability essential for high-resolution imaging, biosensors and cell phones. Because light is an electromagnetic wave ...
Nanophysics
Apr 11, 2022
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296
Researchers from Yunnan Observatories of the Chinese Academy of Sciences observed and verified for the first time that the coronal wave train totally reflected at the coronal hole boundary, which provides essential evidence ...
Astronomy
Mar 30, 2022
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88
Just as electrons flow through an electrical conductor, magnetic excitations can travel through certain materials. Such excitations, known in physics as "magnons" in analogy to the electron, could transport information much ...
Quantum Physics
Mar 3, 2022
3
2160
An international team of astronomers has performed long-term radio and X-ray observations of a recently detected young magnetar known as Swift J1818.0-1607. Results of the monitoring campaign, published February 15 on arXiv.org, ...
An international team of astronomers led by the Hamburg Observatory made the most detailed images of the largest cosmic shock waves ever observed. The observations are based on data from the MeerKAT radio telescope in South ...
Astronomy
Feb 23, 2022
0
105
For a mission that has just entered its primary science phase, Solar Orbiter has already produced many remarkable results. Released on December 14, 2021, a special issue of Astronomy and Astrophysics brings together a wealth ...
Astronomy
Feb 15, 2022
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22
