There's one "sport" in which neither the spectators nor the participants know the score or the leader until the contest ends.

What is it?

Is the statement valid that it does not matter how much older a sibling is, eventually the younger one will be half as old as the older one?

A man dies of old age on his 25 birthday. How is this possible?

I look flat, but I am deep. Hidden realms I shelter. Lives I take, but the food I offer. At times I am beautiful. I can be calm, angry, and turbulent. I have no heart but offer pleasure as well as death. No man can own me, yet I encompass what all men must have. What am I?

What number comes next in this sequence:
7 8 5 5 3 4 4 _

How can a man go eight days without sleep?

What has six faces, but does not wear makeup, has twenty-one eyes, but cannot see? What is it?

What is in seasons, seconds, centuries and minutes but not in decades, years or days?

If six children and two dogs were under an umbrella, how come none of them got wet?

I have teeth but i don't bite. Who Am I ?