Why did people live longer in Old testament?

Where did Jesus go when he died?

Why did Noah not go with Enoch in the rapture?

Did the witch of Endor really have the power to call up Samuel?

Why did Jesus tell Nicodemus he must be born again and why did he not mention the blood to him?

Where do we find noah preached to men and how many sons and daughters did he have?

When and what year did the 70 weeks of Daniel start and when did they end?

Where did we come from?