Weak gravity at quantum level?

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Discussion Overview

The discussion centers around the question of why gravity is considered weak at the quantum level. Participants explore various theories and concepts related to the perceived weakness of gravity compared to other fundamental forces, particularly in the context of astronomical objects.

Discussion Character

  • Exploratory, Conceptual clarification, Debate/contested

Main Points Raised

  • One participant questions the reason behind gravity being weak at the quantum level.
  • Another participant asserts that gravity is inherently weak, but the reasons for this remain unknown.
  • There is a suggestion that gravity's weakness is significant in astronomical contexts due to its lack of opposite charges, leading to a consistent increase in gravitational force with mass.
  • A participant mentions that there are theories attempting to explain gravity's weakness, but these do not provide a straightforward understanding.
  • The concept of the Hierarchy problem is introduced as a relevant idea in the discussion.

Areas of Agreement / Disagreement

Participants express uncertainty about the reasons for gravity's weakness, with some acknowledging that there are theories but not reaching a consensus on a clear explanation.

Contextual Notes

The discussion highlights the complexity of the topic, with references to unresolved questions and the need for further exploration of the Hierarchy problem.

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Why is that gravity is weak at the quantum level?
 
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Gravity is always weak. Why? We don't know.
It just happens to be the most important force for astronomic objects as gravity has no opposite charges, so more mass always means more gravitational force.
 
Aren't there some explanations? Or at least theories that TRIED to explain this?
 
There are some ideas, but not in the way you would say "oh, it is obvious gravity is weak!". This is known as the Hierarchy problem.
 
Thanks!
 

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