Good Riddles

Question: What has no beginning, end, or middle?

Question: A man is lying dead with a backpack on, face down in the desert. What happened?

Question: I can climb incredibly high, but only drop so low, it all depends how fast the little ones go....

Question: What time is it when its 10:30?

Question: I am life without death, death without life, a world with no space, space with no world What am I?