Why 1729 is a magic number? Answer Logically.

If you're 8 feet away from a door and with each move you advance half the distance to the door. How many moves will it take to reach the door?

What is always in front of you but can’t be seen?

what does this below rebus represent identXQQQQQME

What comes
Once in a Year
Twice in a Month
4 times in a Week
6 times in a Day

I got a bee but no honey.
got an eye but am still blind.
got a sea but no water.
got a tea but no coffee.
got a why but no answer.

What Am I?

John and his wife were living in a rural place. On a particular day, John's wife fell ill and he called the local doctor. When the doctor picked up, he said, "Doctor, my wife is ill. She might have appendicitis."

"This can't be possible! I took out her appendix two years ago myself," the doctor explained.

When diagnosed, John's wife was found to have appendicitis. How can this be possible?

It's a protector.
It sits on a bridge.
One individual can see directly through it, while others wonder what it hides.

What is it?

How many words can a quill made with the feather of a pigeon write with a 100ml bottle of black ink?

I have feet, but no legs. Which animal Am I?