Can you place three balls such that the equation shown in the picture holds true?

It can't be seen, can't be felt, can't be heard, and can't be smelt.
It lies behind stars and under hills, And empty holes it fills.
It comes first and follows after, Ends life, and kills laughter.
What is it?

What seven-letter word has hundreds of letters in it?

This is a picture puzzle. You have to guess the name of the movie that can be related to the picture.

What has 13 hearts but no other organs?

John enters a small room. The Door Closes.
When the door opens, John is in a larger room.

Explain?

What Time Should the last watch show in the below figure?

Can you decipher these quotes by Albert Einstein?
Blf xzm mvevi hloev z kilyovn lm gsv ovevo lm dsrxs rg dzh xivzgvw.

Can you find the missing number in the third row?
35 20 14
27 12 18
5 2 ?

Decode below three cipher riddles:

26 L of the A
7 D of the W
1000 Y in a M