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Tag Archive for: singularities

bb_infinity2

Big Bang, Infinity, and the Universe’s Shape Explained

January 27, 2018
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34 Comments
The Big Bang was not an explosion from a point in space. It was the appearance of a singularity, a moment where spacetime itself breaks down and cannot…
https://www.physicsforums.com/insights/wp-content/uploads/2018/01/bb_infinity2.png 135 240 Arman777 https://www.physicsforums.com/insights/wp-content/uploads/2019/02/Physics_Forums_Insights_logo.png Arman7772018-01-27 15:05:272026-07-31 13:07:16Big Bang, Infinity, and the Universe’s Shape Explained
spacetimecon

Struggles with the Continuum: Spacetime Conclusion

September 7, 2016
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4 Comments
 We've been looking at how the continuum nature of spacetime poses problems for our favorite theories of physics --- problems with infinities.…
https://www.physicsforums.com/insights/wp-content/uploads/2016/09/spacetimecon.png 135 240 John Baez https://www.physicsforums.com/insights/wp-content/uploads/2019/02/Physics_Forums_Insights_logo.png John Baez2016-09-07 13:40:562021-04-17 15:33:25Struggles with the Continuum: Spacetime Conclusion
spacetime7

Struggles with the Continuum: General Relativity

September 5, 2016
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2 Comments
 Combining electromagnetism with relativity and quantum mechanics led to QED. Last time we saw the immense struggles with the continuum this…
https://www.physicsforums.com/insights/wp-content/uploads/2016/09/spacetime7.png 135 240 John Baez https://www.physicsforums.com/insights/wp-content/uploads/2019/02/Physics_Forums_Insights_logo.png John Baez2016-09-05 13:49:292024-09-30 14:40:45Struggles with the Continuum: General Relativity
spacetime4

Struggles with the Continuum – Relativity and Quantum

January 25, 2016
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5 Comments
 In this series, we're looking at mathematical problems that arise in physics due to treating spacetime as a continuum---basically, problems…
https://www.physicsforums.com/insights/wp-content/uploads/2015/09/spacetime4.png 135 240 John Baez https://www.physicsforums.com/insights/wp-content/uploads/2019/02/Physics_Forums_Insights_logo.png John Baez2016-01-25 21:58:412024-05-20 06:40:33Struggles with the Continuum – Relativity and Quantum

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