What 4-letter word can be written forward, backward or upside down, and can still be read from left to right?

I never stop running even when I standstill. If I am formed by joining two identical bodies together, can you guess who I am?

I can be cracked, made, told, and played. What am I?

Take away my first letter, then take away my second letter. Then take away the rest of my letters, yet I remain the same. What am I?

Always in you, Sometimes on you;

If I surround you, I can kill you.

What am I?

He runs but never walks. Murmurs, but never talks. Has a bed, but never sleeps. And has a mouth, but never eats?

It was a dark stormy night and a couple were in a car driving madly to a city. The car broke down and the husband had to go get help from someone who spoke his language. He was afraid to leave his wife alone in the car so he locked the car before leaving. When he came back, the car was in the same state as he had left it but his wife was dead, there was blood on the floor and there was a stranger in the car. What happened?

A newspaper is supposed to have 60 pages, but pages 24 and 41 are missing.
Which other pages won't be there?

A girl is twice as old as her brother and half as old as her father. In 50 years, her brother will be half as old as his father. How old is the daughter now?

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