New posts in Universe

How can something happen when time does not exist?

Hubble time, the age of the Universe and expansion rate

Are we inside a black hole?

Infinite universe - Jumping to pointless conclusions

Is spacetime simply connected?

Why is global conservation of energy not considered a tautology?

Does the Planck scale imply that spacetime is discrete?

How many bytes can the observable universe store?

How many times has the matter in our solar system been recycled from previous stars?

Is the total energy of the universe zero?