A new study of the early universe reveals how it could have been formed from an older collapsing universe, rather than being brand new.
General Physics
Jul 12, 2016
86
461
Early universe observations by the James Webb Space Telescope (JWST) cannot be explained by current cosmological models. These models estimate the universe to be 13.8 billion years in age, based on the big-bang expanding ...
Astronomy
Aug 29, 2023
163
420
Russian scientists have discovered that the proportion of unstable particles in the composition of dark matter in the days immediately following the Big Bang was no more than 2 percent to 5 percent. Their study has been published ...
Astronomy
Dec 28, 2016
91
2101
UCLA physicists have proposed new theories for how the universe's first black holes might have formed and the role they might play in the production of heavy elements such as gold, platinum and uranium.
General Physics
Sep 1, 2017
34
820
How did the universe begin? And what came before the Big Bang? Cosmologists have asked these questions ever since discovering that our universe is expanding. The answers aren't easy to determine. The beginning of the cosmos ...
Astronomy
Jan 25, 2016
74
3590
(PhysOrg.com) -- In an experiment to collide lead nuclei together at CERN's Large Hadron Collider physicists from the ALICE detector team including researchers from the University of Birmingham have discovered that the very ...
General Physics
Nov 23, 2010
76
0
When astronomers (Bond 2013) first dated the star HD 140283, which lies a mere 190 lightyears from Earth in the constellation of Libra, they were puzzled. This rare, star appeared to be rather ancient and was quickly nicknamed ...
Astronomy
Oct 27, 2014
76
0
The universe is looking younger every day, it seems.
Astronomy
Sep 12, 2019
195
2987
Are black holes the ruthless killers we've made them out to be?
Astronomy
Jun 16, 2015
43
5585
This week, an international team of physicists, including researchers at MIT, is reporting the first results from an underground experiment designed to answer one of physics' most fundamental questions: Why is our universe ...
General Physics
Mar 27, 2018
11
1139
