Sexual selection provides an answer to the existence of lavishly ornate signals in animals, but not to the question of why such signals are attractive—for example, why do females prefer the extravagant plumage of peacocks? ...
Evolution
Apr 4, 2023
1
167
Nuclear physicists may have finally pinpointed where in the proton a large fraction of its mass resides. A recent experiment carried out at the U.S. Department of Energy's Thomas Jefferson National Accelerator Facility has ...
General Physics
Mar 29, 2023
1
1345
Accurate and fast calculation of heat flow (heat transport) due to fluctuations and turbulence in plasmas is an important issue in elucidating the physical mechanisms of fusion reactors and in predicting and controlling their ...
Plasma Physics
Mar 24, 2023
0
47
An unusual form of cesium atom is helping a University of Queensland-led research team unmask unknown particles that make up the universe.
General Physics
Feb 24, 2023
0
1282
It was an anomaly detected in the storm of a nuclear reactor so puzzling that physicists hoped it would shine a light on dark matter, one of the universe's greatest mysteries.
General Physics
Jan 14, 2023
7
103
A Dartmouth professor's images of the explosive aftermath from the collision of two dying stars could help scientists better understand this rare type of astronomical event—and may finally confirm the identity of a brilliant ...
Astronomy
Jan 13, 2023
1
1252
When a spacecraft enters a thick atmosphere at a high velocity, it rapidly compresses the gas in front of it. This creates temperatures high enough to ionize the gas molecules into a hot, dense plasma. To protect against ...
Materials Science
Jan 12, 2023
0
4
At ITER—the world's largest experimental fusion reactor, currently under construction in France through international cooperation—the abrupt termination of magnetic confinement of a high temperature plasma through a so-called ...
Plasma Physics
Jan 6, 2023
11
444
New images from NASA's James Webb Space Telescope (JWST) reveal for the first time galaxies with stellar bars—elongated features of stars stretching from the centers of galaxies into their outer disks—at a time when the ...
Astronomy
Jan 5, 2023
10
1040
Scientists from the Dutch Institute for Fundamental Energy Research (DIFFER) have created a database of 31,618 molecules that could potentially be used in future redox-flow batteries. These batteries hold great promise for ...
Analytical Chemistry
Nov 28, 2022
0
834
