Visible matter—everything from pollen to stars and galaxies—accounts for roughly 15% of the total mass of the universe. The remaining 85% is made of something entirely different from things we can touch and see: dark ...
General Physics
Jun 15, 2020
15
616
What makes for a good dark matter detector? It has a lot in common with a good teleconference setup: You need a sensitive microphone and a quiet room.
General Physics
Jun 4, 2020
3
358
Ancient Greeks imagined that everything in the natural world came from their goddess Physis; her name is the source of the word physics. Present-day nuclear physicists at the Department of Energy's Oak Ridge National Laboratory ...
General Physics
Dec 17, 2019
0
37
The Deep Underground Neutrino Experiment (DUNE) is an international research collaboration aimed at exploring topics related to neutrinos and proton decay, which should start collecting data around 2025. In a recent study ...
You may have observed airplane passengers accompanied by pets or even musical instruments on flights. But have you ever been seated next to a particle detector?
General Physics
Sep 20, 2019
0
61
Researchers have, for the first time, identified the sufficient and necessary conditions that the low-energy limit of quantum gravity theories must satisfy to preserve the main features of the Unruh effect.
Quantum Physics
Aug 8, 2019
0
1558
A very large team of researchers affiliated with several institutions in China and Japan has measured the highest energy photon ever recorded. In their paper published in the journal Physical Review Letters, the group describes ...
Cutting a magnet in half yields two magnets, each with its own north and south pole. This apparent absence of an isolated magnetic pole, or "magnetic monopole," has puzzled physicists for more than a century. It would seem ...
General Physics
Jun 12, 2019
0
249
The Standard Model is a remarkably successful but incomplete theory. Supersymmetry (SUSY) offers an elegant solution to the Standard Model's limitations, extending it to give each particle a heavy "superpartner" with different ...
General Physics
May 23, 2019
3
660
For scientists tracking the transformation of protons and neutrons—the components of atomic nuclei that make up everything we see in the universe today—into a soup of fundamental building blocks known quark-gluon plasma, ...
General Physics
May 23, 2019
0
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