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 Is there an alternate way to describe the expansion of the universe?
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Undergrad Why cant we see the light from the big bang ?
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Graduate Foundations of the anthropic principle
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Graduate The Theory that space has always existed
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Graduate What is the background density of dark matter?
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Graduate Brane world with finite thickness
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Graduate Max. rate of expansion of space?
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Graduate What happened before the big bang?
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Undergrad When did Gravity Begin? Investigating the Origins of this Fundamental Force
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Graduate Origin of Universe - Hole with no bottom?
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Graduate Time from big bang / size of universe
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Graduate Thermal sunyaev-zeldovich effect
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Graduate Inflation and entropy as information explain past hypotesis?
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Graduate Z ~ 1.6; star formation and angular diameter distance peak coincidence?
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Graduate Vacuum Energy: Gravitational Attraction or Repulsion?
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Graduate What is the significance of water vapor around distant black holes?
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Graduate Detecting a Dipole in the Handedness of Spiral Galaxies at Redshift z ~ 0.04
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Graduate Is the Fine-Tuned Universe Problem a Scientific or Philosophical Dilemma?
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Graduate Why is there no consensus on the big rip?
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Graduate Rational/Randomized Question About Creating of Universe
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Graduate The Big Bounce and the Parity Problem
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Graduate What Does the Cold Spot in the CMB Reveal About Parallel Universes?
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Graduate How Can Redshift be Expressed as a Function of DM in an Empty Universe Model?
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Graduate What Does the Planck Mission Image Reveal?
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Graduate Our Universe Is A Closed Electron In A Far Grander Universe We Can Never See?
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Undergrad The universe is expanding wait, really?
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Undergrad If the universe is infinite, does that mean that everything exists somewhere?
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Graduate Universal expansion vs energy conservation
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Undergrad What Is Dark Flow? A Look at the Phenomenon Observed in Galaxy Clusters
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Graduate More on PI Early Universe Videos
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Graduate Cosmology/Fridmann equation exercises around the web?
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Graduate Bouncing universes and anti matter.
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Graduate Question about dark matter gravity and the expanding universe.
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Graduate Why is everyone so stuck to the idea of the Big Bang?
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Graduate The Mystery of Universe's Origins: Big Bang and Evolution
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A better name for what we call the Big Bang
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Graduate What Are the Major Theories Behind the Cause of the Big Bang?
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Graduate Steinhardt's crit of inflation (PIRSA video)
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Is the JWST Doomed? Scientists Speak Out Against Budget Cuts
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Graduate How Do Thermodynamics and Branes Influence the Universe's Origin?
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Graduate How does the universe handle paradoxes caused by time travel?
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Graduate Missing matter found by Monash student.
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Graduate CMBR anisotropies, FAQ, & universal rotation (kind of)
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Graduate Explaining Gauss-Bonnet Term & Its Significance in Cosmology
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Graduate Death of Universe: Is a New Big Bang Possible?
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Graduate How confident are we of the neutrino CMB energy density?
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Undergrad Are we at the center of the universe and whats at the edge?
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Graduate What Is Beyond The Observable Universe?
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Undergrad Why is the edge of the universe the place to look for the oldest stars?
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In Big Bang Theory (the show) what are their jobs?Serious
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Graduate Understanding Singularity: Zero Mass, Infinite Density
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Graduate Magnetic bubbles at the edge of the solar system and CMB
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Undergrad How Is Andromeda Approaching If Space Is Expanding?
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Graduate What Form Did Matter and Antimatter Take During Annihilation After the Big Bang?
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Graduate Is a Grand Unifying Theory Possible in an Evolving Universe?
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Graduate Was the Early Universe Truly Homogeneous?
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Undergrad Is the Mass of the Universe Accurately Represented in Astronomy Magazine?
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Graduate Intergal result and quantum cosmology
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Graduate Quantum mechanics and General Relativity overlap
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Graduate Can measurements of red shift be affected by the shape of spacetime?
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Undergrad The Force of Space: Dark Energy and Its Impact
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Graduate What Was the Mass of the Universe Immediately After the Big Bang?
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Graduate Most Distant Quasar a Theory Problem?
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Graduate An upper limit to the size of black holes?
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Graduate An age of the Universe around 20 billion years
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Undergrad Is the Universe Really Cyclic and Set to Repeat?
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Graduate You should be shot for asking: how does matter move faster than light?
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Graduate What Existed Before the Big Bang?
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Undergrad What causes the universe to expand?
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Graduate Can black holes form without gravity in the early universe?
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Graduate YSBSFA: how did our matter get here ahead of the light?
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Graduate Cosmology Q&A: Understanding the 15.5 Billion Year Figure
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Graduate The Big Bang Makes No Philosphical Since To Me Help
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Graduate ? about Steven Weinberg's view on theroretical prejudices
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Graduate Does the Universe Rotate and Does it Have an Axis?
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Graduate What does homogeneity mean (in the cosmological context)?
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Graduate The Observable Universe: Light Travel Time and Distance
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Graduate Challenging the Big Bang Theory: Examining Evidence and Alternative Theories
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Undergrad Is big bang 13.7 billion years ago for all observers?
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Graduate Could Dark Energy Alter Our Understanding of Gravity?
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Graduate Do Photons Relax? | Physics of Mass & Energy
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Graduate Fully relativistic, cosmological N-body simulations
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Graduate If the univese is finite will I see my light again.
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Undergrad How accurate is this short summary of physics history?
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Graduate Can Antimatter Universe Follow Physical Laws of Matter Universe?
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Graduate What is the temperature of cold & hot dark matter?
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Graduate Does the empty Milne Universe have a horizon problem?
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Graduate Dark matter: gamma rays, direct detection, and solar-system tests
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Graduate What Explains the Abundance of Matter During the Annihilation Phase?
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Undergrad Viewing the beginning of the universe.
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Graduate Critical density formula hides fundamental relationship?
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Graduate Black Hole White Hole in $\Lambda$CDM Cosmology
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Graduate Presuppositions of Standard Model?
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Graduate Could a Pre-Big Bang Civilization Have Existed?
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Graduate Does the CMBR have a detectable absorption spectrum?
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Graduate Is General Relativity Wrong on Large Scales?
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Undergrad What is the case against the theory of cosmic evolution?
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Graduate Could the Shape of the Universe be Explained by Black Holes and Supernovas?
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Graduate Big Bang Mystery: Where Did the Explosion Take Place?
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Graduate Inflation, Mach's Principle & the Early Universe
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