When the Universe arose some 13.7 billion years ago, the Big Bang generated matter and antimatter particles in mirroring pairs. So the reigning physics theory goes.
General Physics
Apr 4, 2018
45
638
For generations, physicists were sure the laws of physics were perfectly symmetric. Until they weren't.
General Physics
May 23, 2023
102
772
Fifty years ago, Bob Dylan had only just gone electric, mankind had yet to take its great leap and many people thought the Big Bang was something that happened when you burst a Big Balloon.
Astronomy
Jul 24, 2015
52
314
For the first time, researchers have documented the long-predicted occurrence of 'walls bound by strings' in superfluid helium-3. The existence of such an object, originally foreseen by cosmology theorists, may help explaining ...
General Physics
Jan 16, 2019
0
837
A team led by astronomers from the Max Planck Institute for Astronomy has created the first three-dimensional map of the 'adolescent' Universe, just 3 billion years after the Big Bang. This map, built from data collected ...
Astronomy
Oct 16, 2014
4
1
An unparalleled image from NASA's Chandra X-ray Observatory is giving an international team of astronomers the best look yet at the growth of black holes over billions of years beginning soon after the Big Bang. This is the ...
Astronomy
Jan 5, 2017
13
1839
How can a Big Bang have been the start of the universe, since intense explosions destroy everything? – Tristan S., age 8, Newark, Delaware
Astronomy
May 1, 2020
42
612
Fedor Bezrukov from the RIKEN–BNL Research Center and Mikhail Shaposhnikov from the Swiss Federal Institute of Technology in Lausanne propose that the Higgs boson, which was recently confirmed to be the origin of mass, ...
General Physics
Aug 15, 2014
1284
2
Twenty years ago, scientists were shocked to realize that our universe is not only expanding, but that it's expanding fasterover time.
Astronomy
Oct 22, 2018
562
1381
Imagine time running backwards. People would grow younger instead of older and, after a long life of gradual rejuvenation – unlearning everything they know – they would end as a twinkle in their parents' eyes. That's ...
General Physics
Feb 23, 2016
31
290
