How can the observable universe be over 90 billion light-years across when the universe is only 14 billion years old?

Question

How can the observable universe be over 90 billion light-years across when the universe is only 14 billion years old?

In: Physics

Answer 1

Because the universe is accelerating away from the center (site of the big bang). We are hurtling towards the eventual heat death of the universe down the entropy highway.