A group of researchers at Sofia University has found evidence that suggests the reason that a wormhole has never been observed is that they appear almost identical to black holes.
The fine structure constant is one of the most important natural constants of all. At TU Wien, a remarkable way of measuring it has been found—it shows up as a rotation angle.
General Physics
Nov 21, 2022
3
332
There's an awkward, irksome problem with our understanding of nature's laws which physicists have been trying to explain for decades. It's about electromagnetism, the law of how atoms and light interact, which explains everything ...
General Physics
Nov 11, 2022
2
356
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
Astronomers using NASA's Hubble Space Telescope have made a unique measurement that indicates a jet, plowing through space at speeds greater than 99.97% the speed of light, was propelled by the titanic collision between two ...
Astronomy
Oct 12, 2022
0
35
Over the past few decades, physicists and engineers have been trying to create increasingly compact laser-plasma accelerators, a technology to study matter and particle interactions produced by interactions between ultrafast ...
Scientists from the Faculty of Pure and Applied Sciences at The University of Tsukuba created scanning tunneling microscopy (STM) "snapshots" with a delay between frames much shorter than previously possible. By using ultrafast ...
Condensed Matter
Sep 7, 2022
0
60
It has been an exciting week with the release of breathtaking photos of our universe by the James Webb Space Telescope (JWST). Images such as the one below give us a chance to see faint distant galaxies as they were more ...
Astronomy
Jul 18, 2022
10
74
During the first billion years of the universe, winds blown by supermassive black holes at the centers of galaxies were much more frequent and more powerful than those observed in today's galaxies, some 13 billion years later. ...
Astronomy
May 13, 2022
5
517
Various technologies, networks and institutions benefit from or require accurate time keeping to synchronize their activities. Current ways of synchronizing time have some drawbacks that a new proposed method seeks to address. ...
General Physics
May 9, 2022
0
1200
