Which is faster, Heat or Cold ? Explain.

Do you know of a place where the wind blows south and then suddenly shifts direction towards the north?

You have an empty wine bottle with a cork that has been secured at the top in a normal way. There is a metal ring inside the bottle that is suspended by a string.

How can you make the metal ring drop to the bottom if you are not allowed to touch anything - not the bottle, not the cork, not the thread and not the ring?

Identify the hidden meaning behind this picture?

Why is the Hole below a Lock?

An evil man kidnapped someone and made them take one of two pills. One was harmless, but the other was poisonous. Whichever pill the victim took, the kidnapper took the other one. The victim took their pill with water and died. The kidnapper survived. How did the kidnapper get the harmless pill?

I have no life, but I can die. What am I?

Can you solve below mathematical equation?

2^1234 - 2^1233

A man was gazing through the window of the 23rd floor of the building. He suddenly opened the window and jumped on the other side of the window. On landing on the floor, there was not a sheer mark of injury on him.

How can that be possible if he did not use any kind of parachute and did not land on a soft surface?

You have a three-gallon and a five-gallon measuring device. You wish to measure out four gallons.