For about half a century, physicists have puzzled over vibrations in glass at low temperatures. The reason: Glass carries sound waves and vibrations differently than other solids—it "vibrates differently." But why? And ...
General Physics
Jul 4, 2023
0
112
New theoretical research by Michael Wondrak, Walter van Suijlekom and Heino Falcke of Radboud University has shown that Stephen Hawking was right about black holes, although not completely. Due to Hawking radiation, black ...
Astronomy
Jun 2, 2023
86
926
What is behind dark energy—and what connects it to the cosmological constant introduced by Albert Einstein? Two physicists from the University of Luxembourg point the way to answering these open questions of physics.
General Physics
Jan 24, 2023
32
1850
Deep inside all matter in the universe, electrons are buzzing around and behaving as if they are twirling around on their axes like spinning tops. These "spinning" electrons are fundamental to quantum physics and play a central ...
Quantum Physics
Jan 18, 2023
20
886
Black holes form natural time machines that allow travel to both the past and the future. But don't expect to be heading back to visit the dinosaurs any time soon.
Astronomy
Jan 4, 2023
675
387
By studying an exotic atom called muonium, researchers are hoping misbehaving muons will spill the beans on the Standard Model of particle physics. To make muonium, they use the most intense continuous beam of low energy ...
Quantum Physics
Nov 29, 2022
1
536
Albert Einstein, one of the most celebrated modern scientists, proposed the revolutionary theory of special relativity more than a century ago. This theory forms the basis of most of what we understand about the universe, ...
General Physics
Oct 20, 2022
21
100
Our understanding of the universe may not be expanding as much as the universe itself. In some cases, our theories about cosmic inflation may feel as if they are deflating into a black hole.
General Physics
Jul 20, 2022
0
854
Hugo Duminil-Copin, a French mathematician whose visual approach helped him win the world's most prestigious mathematics prize the Fields Medal on Tuesday, said he "doesn't really fit into the cliches of a genius".
Mathematics
Jul 5, 2022
2
49
A new review looks at an important and often overlooked aspect of physics that suggested symmetry in the particle zoo and how it could be broken.
Quantum Physics
May 25, 2022
1
48
