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CosmosExplorer
The map
How it all connects
Six chapters. Lines = theories that answer two questions at once.
Tap any card or line
CH.01
Before the Universe
CH.02
The Origin of Our Universe
CH.03
The Nature of Space & Time
CH.04
A Theory of Everything
CH.05
The Dark Universe
CH.06
Black Holes
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Tap a chapter card to see where it bridges. Tap a line to see which theories cross it.

All bridges

Before the Universe and The Nature of Space & Time, 8 theories cross, 8 theories cross
  • 1997 / 2010 Holographic Spacetime
  • 1995 Thermodynamics of Spacetime
  • 2010 / 2016 Verlinde Entropic Gravity
  • 1987 Sorkin's Causal Set Program
  • 1986 Canonical / Spin-Foam Loop Quantum Gravity
  • 1998 / 2007 Mathematical Universe (Level IV)
  • 1966 / 1967 Eternalism / Block Universe
  • 1999 Randall-Sundrum
Before the Universe and A Theory of Everything, Strings and branes, 2 theories cross
  • 1995 M-Theory
  • 2003 String Theory Landscape
Before the Universe and The Origin of Our Universe, Inflation answers both, 14 theories cross
  • 2018 Boyle-Finn-Turok CPT Universe
  • 1986 Linde's Chaotic Eternal Inflation
  • 1982 Vilenkin's Tunneling from Nothing
  • 2001 Loop Quantum Big Bounce
  • 2001 Ekpyrotic Cyclic Universe
  • 2014 Afshordi's Holographic Big Bang
  • 1992 Smolin's Cosmological Natural Selection
  • 1980 Coleman-De Luccia
  • 2025 Delayed Phase Transition Baby Universe
  • 1983 Hartle-Hawking No-Boundary
  • 1993 Pre-Big Bang (Gasperini-Veneziano)
  • 2005 Conformal Cyclic Cosmology (CCC)
  • 2010 / 2016 Popławski's Einstein-Cartan Torsion
  • 2021 / 2024 Boyle-Turok CPT-Symmetric Universe
The Origin of Our Universe and The Nature of Space & Time, Wavefunction of the universe, 1 theory crosses
  • 2001 Loop Quantum Cosmology
The Origin of Our Universe and The Dark Universe, Hot Big Bang nucleosynthesis, 1 theory crosses
  • 1998 / 2020 Plain ΛCDM
Black Holes and The Nature of Space & Time, Holography and ER=EPR, 5 theories cross
  • 2013 ER = EPR
  • 1993 Black Hole Complementarity
  • 1993 / 2019 Page Curve and Replica Wormholes
  • 1997 / 2010 Holographic Spacetime
  • 1986 Canonical / Spin-Foam Loop Quantum Gravity
The Nature of Space & Time and A Theory of Everything, Quantum gravity, 4 theories cross
  • 1995 M-Theory
  • 1986 Canonical / Spin-Foam Loop Quantum Gravity
  • 1998 Foundational CDT Program
  • 1997 / 2010 Holographic Spacetime
Black Holes and A Theory of Everything, AdS/CFT, fuzzballs, 1 theory crosses
  • 2013 ER = EPR
The Nature of Space & Time and The Dark Universe, Emergent gravity, 2 theories cross
  • 2010 / 2016 Verlinde Entropic Gravity
  • 1991 / 2004 Phenomenology, Lorentz Tests and the Cosmological Constant
Black Holes and The Dark Universe, Primordial black holes, 1 theory crosses
  • 1974 Primordial Black Hole Evaporation
Before the Universe and The Dark Universe, 2 theories cross, 2 theories cross
  • 2014 Afshordi's Holographic Big Bang
  • 1999 Randall-Sundrum
Before the Universe and Black Holes, 5 theories cross, 5 theories cross
  • 1972 Pathria-Good Black Hole Origin
  • 1992 Smolin's Cosmological Natural Selection
  • 2014 Afshordi's Holographic Big Bang
  • 2025 Delayed Phase Transition Baby Universe
  • 2010 / 2016 Popławski's Einstein-Cartan Torsion