In the early universe, the gas between stars and galaxies was opaque—energetic starlight could not penetrate it. But 1 billion years after the big bang, the gas had become completely transparent. Why? New data from NASA's ...
Astronomy
Jun 13, 2023
4
130
An international team of astronomers led by Pierluigi Rinaldi of the University of Groningen has detected for the first time H-alpha emission in individual galaxies during the so-called Epoch of Reionization, or cosmic dawn. ...
Astronomy
Jun 13, 2023
3
510
Despite the enormous densities, the early universe didn't collapse into a black hole because, simply put, there was nothing to collapse into.
Astronomy
Jun 12, 2023
0
93
Among the most fundamental questions in astronomy is: How did the first stars and galaxies form? NASA's James Webb Space Telescope is already providing new insights into this question. One of the largest programs in Webb's ...
Astronomy
Jun 5, 2023
96
238
An international research team led by UCLA astrophysicists has confirmed the existence of the faintest galaxy ever seen in the early universe. The galaxy, called JD1, is one of the most distant identified to date, and it ...
Astronomy
Jun 1, 2023
1
1216
A team of cosmologists from the University of Paris-Saclay, CNRS/IN2P3, Jagiellonian University and the University of Geneva derived a general expression for the bispectrum in bouncing cosmologies and then compared the results ...
High school and middle school students in remote learning environments are more likely to be exposed to identity-based harassment, and have a greater likelihood of reporting the behavior, according to researchers. The findings ...
Social Sciences
May 26, 2023
0
14
For generations, physicists were sure the laws of physics were perfectly symmetric. Until they weren't.
General Physics
May 23, 2023
102
772
Astronomers using the most powerful telescope ever built have identified a massive, densely packed galaxy 25 billion light years away.
Astronomy
May 22, 2023
7
322
What does the inside of a carbon atom's nucleus look like? A new study by Forschungszentrum Jülich, Michigan State University and the University of Bonn provides the first comprehensive answer to this question. In the study, ...
General Physics
May 15, 2023
0
35
