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?

Why is the Hole below a Lock?

12345 a famous South Indian actor
567 is a path in jumbled form
8 & 10 are same letters
9 is one among the first six alphabets.
WHO AM I?

You walk into a room that contains a match, a kerosene lamp, a candle and a fireplace. What would you light first?

How much will a 38° angle measure when looked at under a microscope that magnifies ten times?

A man looks at a painting in a museum and says, “Brothers and sisters I have none, but that man’s father is my father’s son.” Who is in the painting?

A blonde put eyeliner on her head. Why?

Can you find a number that lies one third of the distance between 1/3 and 2/3?

On a certain day, John celebrated his birthday. Two days later, his older twin brother Jacob celebrated his birthday.

Is this even possible? How can it be?