Zeta Ophiuchi has had an interesting life. It began as a typical large star about twenty times more massive than the sun. It spent its days happily orbiting a large companion star until its companion exploded as a supernova ...
Astronomy
Jul 29, 2022
6
168
Using data from the eruption of the underwater volcano near Tonga in 2022, a research group at Nagoya University in Japan has used disturbances in the earth's upper atmosphere to track the airwaves that cause tsunamis. Their ...
Earth Sciences
Jul 14, 2022
0
20
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 01, 2022
0
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 01, 2022
0
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
0
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
0
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 03, 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, ...
