Why do people go to bed?

Do you know of a place where the wind blows south and then suddenly shifts direction towards the north?

I throw two dice simultaneously.

What is the probability of getting a sum as 9 of the two numbers shown?

A deaf and mute man goes to the train station. Tickets for the train are 50 cents each. The man goes to the ticket booth and hands the man inside just a dollar. The man in the booth hands him two tickets.

How did the man in the booth know to give him two tickets without even looking at him?

I am the black child of a white father, a wingless bird, flying even to the clouds of heaven. I give birth to tears of mourning in pupils that meet me, even though there is no cause for grief, and at once on my birth, I am dissolved into air. What am I?

They came out at night, without being called.
They lost at day, without being stolen.
Who are they?

What has 13 hearts but no other organs?

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?

What does this Rebus Picture means ?

A cat had three kittens: Snophy, Topsy and Jorden. What was the mother's name?