The central question in the ongoing hunt for dark matter is: what is it made of? One possible answer is that dark matter consists of particles known as axions. A team of astrophysicists, led by researchers from the universities ...
Astronomy
Oct 6, 2023
7
228
Did you know the Northern lights or Aurora Borealis are created when the mythical Finnish "firefox" runs so quickly across the snow that its tail causes sparks to fly into the night sky?
Planetary Sciences
Sep 21, 2023
0
1
Neutrinos are tiny and neutrally charged particles accounted for by the Standard Model of particle physics. While they are estimated to be some of the most abundant particles in the universe, observing them has so far proved ...
In 1956, theoretical physicist David Pines predicted that electrons in a solid can do something strange. While they normally have a mass and an electric charge, Pines asserted that they can combine to form a composite particle ...
General Physics
Aug 9, 2023
5
1817
Understanding the ionosphere high in the Earth's atmosphere is important due to its effects on communications systems, satellites and crucial chemical features including the ozone layer. New insights into the activity of ...
Planetary Sciences
Aug 3, 2023
1
275
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
