Expansion of the Universe and Conservation of Energy
2377
Is the total energy of the universe zero?
58724
Capillary action and conservation of energy
89301
Is the total energy of the universe constant?
117326
Why energy curves spacetime?
97185
Conservation of energy and Doppler effect?
85840
Work done by isothermal expansion from two different viewpoints
62168
Hubble time, the age of the Universe and expansion rate
41750
The age of the universe
15538
If the Universe is expanding, how is that galaxies run into each other?
17121
Kinetic energy with respect to different reference frames
108910
Age of the universe $ \equiv 1/H$?
110021
extracting energy from cosmological expansion
25938
Before the Big Bang
54636
Dark Energy / Accelerating universe: naive question
56266
Potential energy and the work energy theorem
130146
Smolin on Cosmological selection and neutron stars
24445
How can an infinite universe expand?