Eight of us go fourth, not back, to protect our king from an attack. What are we?

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

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?

Can you write down eight eights so that they add up to one thousand?

What two things can you never eat for breakfast?

By moving exactly three matchsticks can you make the below equation true.It can be solved by 3 ways.

One fine day, an intellectual man came to the emperor's court with the aim of testing Birbal's wittiness. In order to do this, he challenged Birbal to answer his question and hence prove that he was as intelligent and witty as he was said to be.
He asked Birbal, Do you want me to ask one difficult question or a hundred easy ones?
Since both Akbar and Birbal had had a tough day and were eager to leave, Birbal hastily told the intellectual to ask him a single difficult question.
Intellectual: OK. Tell me what came first into the world, the egg or the chicken?
Of course, the chicken, Birbal replied with a smile.
This time with a note of victory in his voice, the intellectual asked Birbal, How will you demonstrate that?
What did Birbal say?

I know a ten-letter word in the English language which can be typed using only the top rows of the computer keyboard.

Four men were in a boat on the lake. The boat turns over, and all four men sink to the bottom of the lake, yet not a single man got wet! Why?

My friends called me Iron59 because my parents are a chemist and a mathematician. What is my real name?