If you say my name, I will no longer exist. What am I?

In an interview, a boy was asked an unusual question 'How two persons sitting with a table in between them can't see each other?' He was unable to reply. Can you?

I sleep during the day and fly at night, but I have no feathers to aid my flight. What am I?

What is the riddle which can be asked all day with a different correct answer each time.

I’m tall when I’m young, and I’m short when I’m old. What am I?

I am weightless, but you can see me. Put me in a bucket, and I'll make it lighter. What am I?

A man started to town with a fox, a goose, and a sack of corn. He came to a stream which he had to cross in a tiny boat. He could only take one across at a time. He could not leave the fox alone with the goose or the goose alone with the corn. How did he get them all safely over the stream?

John was piloting a plane behind a car but was never able to overtake it. Why?

I am looking for a word that change both gender and number when i add the letter 'S'.

What Word am I Looking For ?

What has to be broken before you can use it?