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Big-bang
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Can quantum vacuum exist without space and time?
June 1st, 2022
quantum-gravity
cosmology
vacuum
big-bang
spacetime
Apparent contradiction between First and Second Laws of Thermodynamics
June 17th, 2022
big-bang
thermodynamics
Can space be created or destroyed
June 1st, 2022
spacetime
universe
big-bang
Upper Limit of the Hubble Parameter right after Inflation
July 18th, 2020
cosmology
cosmological-inflation
big-bang
Negative and positive energy and Hawking
June 1st, 2022
soft-question
astrophysics
particle-physics
experimental-physics
big-bang
What are the evidences of the big bang theory?
June 1st, 2022
big-bang
universe
spacetime
cosmology
Can we have a static point in the universe?
June 1st, 2022
cosmology
spacetime
space-expansion
universe
big-bang
Stephen Hawking's theory of multiple universes
June 9th, 2022
big-bang
multiverse
cosmology
Lawrence Krauss' Theory of Origin
June 8th, 2022
cosmology
energy-conservation
big-bang
vacuum
dark-energy
Atoms pop out of nothing/vacuum/pre-big-bang?
June 3rd, 2022
universe
vacuum
big-bang
Is the big bang a fact?
June 6th, 2022
universe
cosmology
space-expansion
big-bang
gravitational waves
June 1st, 2022
gravitational-waves
string-theory
big-bang
Big Bang...or...Everywhere Stretch?
June 1st, 2022
general-relativity
dark-energy
big-bang
space-expansion
cosmology
Has cosmic microwave background kept a constant frequency?
June 17th, 2022
cosmic-microwave-background
frequency
big-bang
radiation
electromagnetic-radiation
Energy and Matter
January 12th, 2020
big-bang
What did the big bang "look like"?
January 13th, 2020
cosmology
big-bang
space-expansion
universe
spacetime
If energy cannot be created, how did the universe come into existence?
June 9th, 2022
big-bang
thermodynamics
cosmology
energy-conservation
universe
How does the ratio of hydrogen to helium help prove the big bang theory?
June 14th, 2022
big-bang
cosmology
hydrogen
Is it possible that big bang are still happening?
June 17th, 2022
universe
big-bang
The mass of universe at the point of the Big Bang
June 14th, 2022
astrophysics
astronomy
big-bang
What caused the expansion of the universe to slow down after the inflationary epoch?
June 8th, 2022
space-expansion
cosmological-inflation
cosmology
universe
big-bang
Matter and antimatter ratio
June 12th, 2022
nucleosynthesis
antimatter
big-bang
particle-physics
cosmology
Photons at the big bang
June 17th, 2022
cosmic-microwave-background
photons
big-bang
cosmological-inflation
How does this new theory of a possible infinitely old universe not violate the second law of thermodynamics
June 9th, 2022
entropy
quantum-gravity
big-bang
thermodynamics
What is the source of energy of the universe?
June 1st, 2022
energy-conservation
universe
big-bang
energy
cosmology
Age of the universe $ \equiv 1/H$?
June 1st, 2022
time
spacetime
cosmology
big-bang
space-expansion
Has Cosmological Natural Selection been disproved?
June 17th, 2022
astrophysics
big-bang
black-holes
cosmology
Which was first, energy or matter in the creation of our universe?
June 17th, 2022
particle-physics
cosmology
big-bang
Branes Collision -> Big Bang
June 1st, 2022
big-bang
quantum-gravity
cosmology
string-theory
branes
Whats left at the center of the Universe after Big bang?
June 10th, 2022
big-bang
universe
spacetime
cosmology
popular-science
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