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The Hidden Magnetic Universe Begins to Come Into View

Posted: Mon Jul 06, 2020 3:54 am
by Mountain_man007
https://www.quantamagazine.org/the-hidd ... -20200702/

The Hidden Magnetic Universe Begins to Come Into View

Quanta Magazine -
By NATALIE WOLCHOVER
July 2, 2020

"Astronomers are discovering that magnetic fields permeate much of the cosmos. If these fields date back to the Big Bang, they could solve a major cosmological mystery."


....This paragraph right here though.....

"Still, in all the years of talk about the Hubble tension, it’s perhaps strange that no one considered magnetism before. According to Pogosian, who is a professor at Simon Fraser University in Canada, most cosmologists hardly think about magnetism. “Everyone knows it’s one of those big puzzles,” he said. But for decades, there was no way to tell whether magnetism is truly ubiquitous and thus a primordial component of the cosmos, so cosmologists largely stopped paying attention."

:roll:

Re: The Hidden Magnetic Universe Begins to Come Into View

Posted: Mon Jul 06, 2020 4:46 am
by Cargo
Holy crap, these Astrodumbers... really...my face is fully slammed at the ignorance and irony.

Re: The Hidden Magnetic Universe Begins to Come Into View

Posted: Mon Jul 06, 2020 7:34 pm
by GaryN
Electricity doesn't get much of a mention there, but it does in this earlier paper:
New understanding of the evolution of cosmic electromagnetic fields
https://www.sciencedaily.com/releases/2 ... 131434.htm
"..have shown that due to Faraday's law of induction, the assumed evolution of electromagnetic fields after inflation is different than previously assumed if there are also strong primordial electric fields."
And what could produce the strong primordial electric field? How about a very strong light?