This puzzle is for Harry Potter fans. Do you know why Tom Riddle is called Lord Voldemort?

I have branches, but no fruit, trunk or leaves. What am I?

Why did Navjot Singh Sidhu put the new January calendar in the freezer

Why do Chinese men eat more rice than Japanese men do ?

These types of puzzles are known as charades. What you have to do is to find two words that are referred to in the first stanza and the second stanza and put them together to form the third word in the third stanza.

Just for example, if my first refers to 'off' and my second refers to 'ice', then my whole will be the 'office'.

My first is present - future's past -
A time in which your lot is cast.

My second is my first of space
Defining people's present place.

My whole describes a lack of site -
A place without length, breadth, or height.

How will you measure 15 minutes using two hourglasses of 7 minutes and 11 minutes respectively?

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 move 2 matchsticks to form four equal sized squares.

A woman lives in a Tall building thirty-six floors high and served by several elevators which stop at each floor going up and down. Each morning she leaves her apartment and goes to one of the elevators. Whichever one she takes is three times more likely to be going up than down. Why?

Can you convert the number zero(0) into a positive number using just one mathematical operator ?