Cosmology Forum

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Join in expert discussion on topics revolving around cosmology. Cosmology is the origin, evolution, structure and eventual fate of the universe.
Graduate The Simpson-Hawking Donut Universe
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High School Can Cosmology Be Experimentally Verified?
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Graduate Black hole singularty definable In 3D space?
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Undergrad Expanding Universe: Big Bang & Beyond
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Undergrad How fast was the expansion during the big bang?
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Graduate Loop quantum cosmology vs string cosmology
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Graduate Questions about the topology of the universe
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Graduate Could the Universe's Expansion Form a 'Clock' in a Hot Big Bang Scenario?
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Undergrad Expanding universe and age of light
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Undergrad Calculating Galaxy Distance for Light Speed using Hubble's Law
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Graduate Can the Universe Transition from Finite to Infinite?
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Graduate Does mass slow the expansion of space?
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Graduate Can Higgs be the inflaton - can LHC produce an inflaton 750
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Graduate Is There Direct Evidence of Cosmic Re-acceleration?
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Graduate An article stating Cosmology is in crisis. Is it in crisis?
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Insights The Balloon Analogy .... the Good, the Bad, and the Ugly - Comments
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Graduate Quark Overproduction in the Big Rip Theory
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Graduate How do we know that the universe is three dimensional?
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Graduate The Big Bang & What's Not: 2016 Edge Essays
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Graduate Why does dark matter pool in the CMB plasma?
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Graduate Conservation of energy and space expansion
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Graduate Question reguarding the expanding universe
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Graduate Why is there no continuity on the temperature of the CMB?
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The Science Behind Children's Love for Cinnamon Toast Crunch
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Undergrad How E Folds relates to our universe
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Undergrad What is the energy in a cubic km of empty space?
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Graduate Searching for Dark Matter in 3.5 Kev Line Mystery
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Undergrad How Does Supernova Light Dimness Indicate Universal Acceleration?
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Graduate Another age problem in the early universe?
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High School Birth of the Earth: Big Bang, Dark Matter & More
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Graduate How could the infant universe have existed as a singularity?
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Graduate Relationship between energy, information and dark energy
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Graduate Distinction between observable and unobservable universe
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Undergrad Universe Expansion: Is it Possible Beyond Light Speed?
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Graduate How is time incorporated into the robertson walker metric?
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Graduate Expansion of the Universe and Thermodynamics
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Graduate Measuring space expansion without redshift
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Graduate How can an inflaton field maintain its energy while expanding without diluting?
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Undergrad Information on Dark Matter and Dark Energy
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Undergrad Can the Universe Expand Faster Than Light?
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Graduate Might Dark Energy have anything to do with Inflation?
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Graduate Proper distance integral limits seem wrong
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Undergrad Another math in another universe?
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Graduate Space Expanding Proportional to Distance
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Graduate Why does the universe have no net charge?
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Graduate New valuation of ΛCDM Cosmology by 41 authors....
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Graduate Size of Universe: Evidence of Finite Limits?
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Graduate How cosmologists determine universe flatness
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Graduate Proper distance problem/interpretation
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Graduate Could Dark Energy lead to a big bang?
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Graduate Does accretion reduce the magnetic field of a neutron star?
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Graduate Why is it that scientists think that dark matter annihilates
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Graduate What does expand: Space or Spacetime?
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Graduate Cosmic Mystery: Was There Baryonic Matter During Radiation Domination?
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Graduate How are the effects of antimatter on gravity different?
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Graduate The unification of quantum theory and relativity theory
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Graduate Amount of dark Energy at different times
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Graduate Number density: Initial fluctuation strength and more....
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Graduate Regarding the relationship of mass, velocity, and time
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Graduate White Holes: Real or Hypothesis?
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Graduate Are Electrons Really Indistinguishable in the One Electron Universe?
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Undergrad Acceleration and Dark Energy Clarification
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Graduate CMB Depth: 115000 LY & Its Impact on Analysis
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Graduate Is disorder required to store information?
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Graduate Question about Recombination Redshift values
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Graduate Why do Quantum Fluctuations need Inflation?
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Graduate Inflation and Curvature: Examining the Relationship Since the Big Bang
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Graduate How redshift/brightness lead to acceleration/deceleration?
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Graduate Understanding Dark Energy and the Accelerating Expansion of the Universe
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Graduate Interesting article about dark matter
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Undergrad Theories about why the universe is expanding faster
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Graduate Dark Energy: What is the expected form of the equation?
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Graduate How is the first peak of the CMB calculated?
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Graduate What is the Role of Quantum Fluctuations in the Formation of Black Holes?
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Graduate Is it possible to shift between parallel universes?
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Graduate Higgs Boson Decays into Dark MAtter
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Graduate Antineutrinos Candidates for Dark Matter?
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Graduate Were the "Dark Ages" really dark?
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Graduate Question re equilibrium abundance of a protons and electrons
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Graduate Inflation, comoving Hubble radius and particle horizon
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Undergrad The Big Bang Theory a Fairy Tale? So says presidential candidate Ben Carson....
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Graduate Does time dilation occur between comoving galaxies?
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Graduate Is the Universe Expanding Faster Than the Speed of Light?
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Undergrad Question about relative abundance of particles before annihilation
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Graduate Can space itself act as an fuel?
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Undergrad How do black holes get so massive
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Graduate Some questions on the Cosmological Principle
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Graduate Can a galaxy at z=8.68 disprove the LCDM theory?
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Graduate An argument that massive particles don't redshift?
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Graduate Ancient Galaxies twice the size of the Milky Way
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Graduate The Duration of the Big Bang: Exploding Myths and Misconceptions
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Graduate Does negative gravity play a role in the expansion of the universe?
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Graduate Light beams, from the present to the time of the big bang
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Graduate Unexpected distant values of m/r in a finite universe
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Graduate How can radiation from the Big Bang come from all directions?
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Graduate What Is the Rh = ct Cosmology?
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Graduate Magnetic field in early universe
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Graduate Is There Evidence for a Cyclic Universe?
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Graduate How Does the Hypersine Function Relate to the Expansion of the Universe?
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Graduate Questions re: Matter-Antimatter Annihilation
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