"You say , `` The universe and earth are very old . We know this as a fact. `` What is meant by `` old `` ?"
"I can not remember the latest figures , but the Earth is around 4.5 billion years old and the universe is around 13 billion years old I think ."
"You say , `` The universe and earth are very old . We know this as a fact. `` What is meant by `` old `` ?"
"I can not remember the latest figures , but the Earth is around 4.5 billion years old and the universe is around 13 billion years old I think ."