The peacock is a bird that does not lay eggs. How do they get baby peacocks?

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

Count the number of triangles in the below picture?

A wooden log balances equally on the scales when weighed with three-quarters of a pound and three-quarters of a wooden log.

Can you calculate the weight of the entire wooden log?

I came first on earth but second on the heaven.
I also came twice in a week but found just once in a year.
I stay away from months but you can find me in February.

What am I?

Three ants are going up a hill, one behind the other. The last ant then says to the other ants, 'There is an ant behind me!'' How come?

Buy me, smell me or deliver me, I do not change.

Who am I?

what does this below rebus represent identXQQQQQME

What brings you down but never up?

You have to fill the below given grid in a manner that every row and column contains the digits 1 to 6. Also, make sure that the squares that are connected with each other must contains the same digit.