While all atomic nuclei except hydrogen are composed of protons and neutrons, physicists have been searching for a particle consisting of two, three or four neutrons for over half a century. Experiments by a team of physicists ...
Condensed Matter
Dec 10, 2021
0
292
Human activity and appetites have weakened Earth's resilience, pushing it far beyond the "safe operating space" that keeps the world livable for most species, including our own, a landmark study said Wednesday.
Environment
Sep 17, 2023
0
199
Physicists studying collisions of gold ions at the Relativistic Heavy Ion Collider (RHIC), a U.S. Department of Energy Office of Science user facility for nuclear physics research at DOE's Brookhaven National Laboratory, ...
General Physics
Mar 5, 2021
1
291
In March 2011, the Fukushima Daiichi Nuclear Power Plant was damaged by a powerful earthquake and tsunami, causing nearby lakes to be contaminated with radioactive cesium-137. Although the contamination of one such lake, ...
Mathematics
Nov 4, 2021
0
5
Ultra-intense ultrashort lasers have a wide-ranging scope of applications, encompassing basic physics, national security, industrial service, and health care. In basic physics, such lasers have become a powerful tool for ...
Optics & Photonics
Jan 4, 2024
0
1691
The rhythms of activity in all biological organisms, both plants and animals, are closely linked to the gravitational tides created by the orbital mechanics of the sun-Earth-moon system. This truth has been somewhat neglected ...
Plants & Animals
Jan 4, 2022
2
2667
Nuclear physicists have found a new way to use the Relativistic Heavy Ion Collider (RHIC)—a particle collider at the U.S. Department of Energy's (DOE) Brookhaven National Laboratory—to see the shape and details inside ...
General Physics
Jan 4, 2023
11
2221
Nine seconds. An eternity in some scientific experiments; an unimaginably small amount in the grand scheme of the universe. And just long enough to confound nuclear physicists studying the lifetime of the neutron.
General Physics
Sep 7, 2020
215
2573
Scientists have found a mathematical shortcut that could help harness fusion energy, a potential source of clean electricity that could mitigate floods, heat waves, and other rising effects of climate change. The method allows ...
Plasma Physics
Aug 17, 2023
18
827
Astronomers have found dramatic evidence that a black hole or neutron star spiraled its way into the core of a companion star and caused that companion to explode as a supernova. The astronomers were tipped off by data from ...
Astronomy
Sep 2, 2021
13
2589
