Many substances change their properties when they are cooled below a certain critical temperature. Such a phase transition occurs, for example, when water freezes. However, in certain metals there are phase transitions that ...
Condensed Matter
Jul 31, 2023
2
210
On 9 October 2022 a flash of high-intensity gamma rays was detected by NASA's Swift satellite coming from a galaxy 1.9 billion light-years away. Dubbed the "BOAT"—the "brightest of all time"—GRB 221009A was so exceptionally ...
Astronomy
Jun 16, 2023
0
140
NASA's Parker Solar Probe (PSP) has flown close enough to the sun to detect the fine structure of the solar wind close to where it is generated at the sun's surface, revealing details that are lost as the wind exits the corona ...
Astronomy
Jun 7, 2023
0
364
New models of how the geomagnetic field that shields the Earth's atmosphere from cosmic rays has changed over tens of thousands of years can help us understand how the climate has changed over a similar timescale.
Planetary Sciences
Jun 6, 2023
0
8
The bonds between clusters of elements in the fourteenth group of the periodic table are known to be fickle. Ranging from the nonmetal carbon, to the metalloids silicon and germanium, to the metals tin and lead, all these ...
Analytical Chemistry
Jun 2, 2023
0
1
A study conducted by group of scientists from Nagoya City University (NCU), Japan Space Forum (JSF), Advance Engineering Services (AES), Japan Aerospace Exploration Agency (JAXA) and ANSTO has revealed a clustering of charged ...
Space Exploration
Jun 2, 2023
0
55
Physicists from the University of Utrecht and the Faculty of Physics at the University of Warsaw have observed—for the first time experimentally—the Brazil nut effect in a mixture of charged colloidal particles.
General Physics
Apr 20, 2023
3
355
Over millennia, humans have observed and been inspired by beautiful displays of light bands dancing across dark night skies. Today, we call these lights the aurora: the aurora borealis in the northern hemisphere, and the ...
Planetary Sciences
Mar 29, 2023
0
11
Physicists are learning more about the bizarre behavior of "strange metals," which operate outside the normal rules of electricity.
Condensed Matter
Mar 11, 2023
3
1071
Researchers from Tokyo Metropolitan University have used numerical methods to model the variations observed in soft X-ray signals detected by X-ray satellites. They analyzed data from the Suzaku telescope and compared it ...
Astronomy
Jan 30, 2023
0
24
