Jim PedersenFeb 12
Why are there no walls between universes?
Because walls require special rules.
Nature rarely builds walls — it builds gradients.
If universes form at energy thresholds, then separation is not a barrier, but a difference in state.
No bricks.
No borders.
Just transitions.
What if reality is continuous, not compartmentalized?
#Cosmology #Bubbleverse #Physics #BigQuestions
Show threadJim PedersenFeb 11
If you want the full mechanical model behind this idea —
thresholds, pressure balance, wall tension, void time —
it’s all here:
https://bubbleverse.dk�
No portals.
No hard barriers.
Just stability windows and phase separation.
Open to critique and discussion.
#Bubbleverse
Bubbleverse – Conceptual Cosmology

A mechanical bubble-based model of universe formation, void mechanics and cosmic foam behaviour.

Bubbleverse
Jim PedersenFeb 11
This week’s thought:
There are no walls between universes.
Walls are structures.
Structure requires active spacetime.
Between bubbles, spacetime is inactive.
Separation comes from thresholds — not barriers.
Pressure stabilizes.
Energy defines the boundary.
When stability drops, spacetime switches off.
Maybe the multiverse is not divided.
Maybe it is phase-separated.
#Bubbleverse #Cosmology #Physics #Multiverse
Jim PedersenFeb 10
Micro-insight from a recent clarification:
Why are there no walls between universes?
Because walls require active spacetime on both sides.
In Bubbleverse, universes aren’t rooms side by side.
They’re bubbles of activated spacetime inside a near-degenerate void.
No barriers — just regime changes.
Learning often comes from tightening language, not equations.
#Cosmology #Bubbleverse #Physics #Transparency
Jim PedersenFeb 9

Why are there no walls between universes?

In the Bubbleverse view, universes form as bubbles when energy crosses a threshold — not as sealed rooms with hard boundaries.

Walls would require special rules.
Nature prefers gradients.

Separation comes from differences in energy, pressure, and timing — not absolute barriers. Interaction isn’t forbidden, just subtle.

If reality is continuous rather than compartmentalized, what else have we assumed was closed… but isn’t?

#Cosmology #Bubbleverse

Jim PedersenFeb 8

Sky-fixed anomalies found in Planck CMB maps (SMICA & NILC).

• Strong OE1/OE2 overlap
• Vanishes under random sky rotations
• Persists across resolution
• Coherent large-scale structure

Details & code:
👉 https://bubbleverse.dk

#cosmology #CMB #Planck #Bubbleverse

Bubbleverse – Conceptual Cosmology

A mechanical bubble-based model of universe formation, void mechanics and cosmic foam behaviour.

Bubbleverse
Jim PedersenFeb 7
New Bubbleverse article is live
What if the universe didn’t begin with a Big Bang — but with a threshold?
In this piece, I explore how spacetime can activate mechanically when energy crosses a critical limit.
No singularity. No inflation. Just conditions.
👉 https://bubbleverse.medium.com/how-bubbles-form-thresholds-not-a-big-bang-61183d3ca0b5�
Key ideas: • Universes form via phase transitions
• Spacetime is conditional, not guaranteed
• Cosmic foam emerges naturally from bubble mechanics
Curious to hear reflections and critique.
#Cosmology #Bubbleverse
Medium

Medium
Jim PedersenFeb 2
Weekly thought: How universes may begin
In Bubbleverse, universes don’t start with a Big Bang.
They emerge when physical thresholds are crossed.
Energy accumulates in a real void.
At a critical point, spacetime activates.
Expansion follows — no inflation, no fine-tuning.
The question shifts from
“What exploded?”
to
“What conditions were met?”
Less magic. More mechanism.
🔗 https://bubbleverse.dk
#Cosmology #Bubbleverse #TheoreticalPhysics #NoBigBang
Bubbleverse – Conceptual Cosmology

A mechanical bubble-based model of universe formation, void mechanics and cosmic foam behaviour.

Bubbleverse
Jim PedersenFeb 1

The MARK16 / Bubbleverse model has now been tested against all major probes:
H(z), SNe, BAO, and Planck 2018 CMB distance priors.

Using a hybrid setup, late-time expansion is modified while early-universe physics remains standard.

Details and code:
https://bubbleverse.dk

#cosmology #CMB #BAO #Supernovae #Bubbleverse

Bubbleverse – Conceptual Cosmology

A mechanical bubble-based model of universe formation, void mechanics and cosmic foam behaviour.

Bubbleverse
Jim PedersenJan 31
What if the universe is not an isolated system,
but a temporary bubble inside a larger, almost timeless void?
In this video I introduce the Void Ledger — a core idea in the Bubbleverse framework where cosmic energy is never lost, only transferred and slowly recorded by the void itself.
Universes ignite, evolve, leak energy, and fade.
That energy shapes what comes next.
🎥 https://youtu.be/PuMUgxqPvwg
Thoughts, critiques, and questions are welcome.
#Cosmology #Bubbleverse #Physics #Astrophysics
31. januar 2026

YouTube