What was the size of universe at big bang
4276
Did the Big Bang happen at a point?
24669
Time dilation at the Big Bang
99374
Can we observe an edge of the universe?
84257
Capitalization of the word universe
2377
Is the total energy of the universe zero?
51361
How does the Hubble parameter change with the age of the universe?
43998
Immediately after the Big Bang, was the universe in a state of extremely low or extremely high entropy?
23278
Books on cosmology
5930
Why is the observable universe so big?
41750
The age of the universe
15715
How can the Schwarzschild radius of the universe be 13.7 billion light years?
50584
Parallel universes: are there an infinite amount of universes?
67531
Universe being flat and why we can't see or access the space "behind" our universe plane?
82330
What does one second after big bang mean?
139471
What if the size of the Universe doubled?
101201
How do we know the size of the universe?
54501
What is the entropy of the universe today?