A new computational analysis by theorists at the U.S. Department of Energy's Brookhaven National Laboratory and Wayne State University supports the idea that photons (a.k.a. particles of light) colliding with heavy ions can ...
General Physics
Dec 13, 2022
2
1190
How are galaxies born, and what holds them together? Astronomers assume that dark matter plays an essential role. However, as yet it has not been possible to prove directly that dark matter exists. A research team including ...
General Physics
Dec 12, 2022
0
475
Heavy ion collisions at the highest energies have revealed a new phase of nuclear matter with freely moving quarks and gluons, the Quark Gluon Plasma (QGP). The Beam Energy Scan program at the RHIC particle accelerator, a ...
Quantum Physics
Dec 6, 2022
0
24
A Martian megatsunami may have been caused by an asteroid collision similar to the Chicxulub impact—which contributed to the mass extinction of all non-avian dinosaurs on Earth 66 million years ago—in a shallow ocean ...
Planetary Sciences
Dec 1, 2022
11
78
On Friday, November 18, a test using collisions of lead ions was carried out in the Large Hadron Collider (LHC) and provided an opportunity for the experiments to validate the new detectors and new data-processing systems ...
General Physics
Nov 25, 2022
2
378
2022 WJ1 was a tiny asteroid on a collision course with Earth. But astronomers saw it coming, and NASA's Scout impact hazard assessment system calculated where it would hit.
Astronomy
Nov 23, 2022
0
49
Single-nanoparticle (NP) collisions have enabled the measurement of electrocatalytic reactions on single NPs by the nanoconfinement-amplified current. Recently, it has been demonstrated that the electrocatalytic activity ...
Nanophysics
Nov 8, 2022
0
5
In much of the United States, there is a twice-yearly shift in timekeeping between standard time and daylight saving time, or DST, which delays both sunrise and sunset to make mornings darker and evenings brighter. Recently, ...
Ecology
Nov 2, 2022
0
83
With the exception of black holes, neutron stars are the densest objects in the universe. As their name suggests, neutron stars are mainly made of neutrons. However, our knowledge about the matter produced during the collision ...
General Physics
Nov 1, 2022
137
638
On Oct. 16, at 7:04 a.m. EDT, NASA's Lucy spacecraft, the first mission to the Jupiter Trojan asteroids, will skim the Earth's atmosphere, passing a mere 220 miles (350 kilometers) above the surface. By swinging past Earth ...
Space Exploration
Oct 13, 2022
4
178
