Gravitational Wave Background: Unlocking the Mysteries of the Universe

In summary, the conversation discusses a recent activity related to breakthrough advances in Physics and the evolution of the Universe. The participants share a relevant paper and discuss the organization nanograv.org which generates a dataset for pulsars. Google also found a source for analysis on the topic, but the acceptance of these analyses is unknown.
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TL;DR Summary
Pulsars as galaxy-wide "sensors" for net gravitational wave background
I don't know if this is the ideal sub-forum for this but I'd like to know more about this very recent activity I first saw here >>>>>'



It looks like this could be some actually testable, actual breakthrough advances in Physics and the evolution of our Universe. Any comments appreciated.
 
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Physics news on Phys.org
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Google finds http://nanograv.org/ with some background information.

It appears that that organization generates a dataset from the array of pulsars, and other authors attempt to analyze the data and interpret the result. I'm not familiar with the topic, but Google did find https://ui.adsabs.harvard.edu/abs/2020ApJ...900..102A/abstract as one such example, I don't have a complete set of such analsyis or have any idea of how well they analyses have been accepted.
 
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1. What are gravitational waves?

Gravitational waves are ripples in the fabric of space-time that are produced by accelerating masses. They were first predicted by Albert Einstein's theory of general relativity.

2. How are gravitational waves detected?

Gravitational waves are detected using specialized instruments called interferometers, which measure tiny changes in the distance between two objects caused by passing gravitational waves.

3. What is the gravitational wave background?

The gravitational wave background is a faint, nearly uniform background of gravitational waves that permeates the entire universe. It is made up of gravitational waves from all sources in the universe, both past and present.

4. What can studying the gravitational wave background tell us about the universe?

Studying the gravitational wave background can provide valuable insights into the early universe, the formation of galaxies and black holes, and the nature of dark matter and dark energy. It can also help us understand the evolution of the universe and the processes that have shaped it.

5. How does the detection of gravitational waves contribute to our understanding of the universe?

The detection of gravitational waves allows us to study the universe in a completely new way, providing a new tool for exploring the mysteries of the cosmos. It also confirms the predictions of Einstein's theory of general relativity and opens up new possibilities for studying the most extreme and energetic events in the universe.

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