What happened when the wheel was invented?

How can you make a TV, a bed, a dog, and a car liquid?

The more you take me, the more you leave me behind.
Who Am I?

What does this rebus riddle means ?

The centre of the third figure is empty. What digit should fit inside?

Which is heavier: a ton of bricks or a ton of feathers?

our enemy challenges you to play Russian Roulette with a 6-cylinder pistol (meaning it has room for 6 bullets). He puts 2 bullets into the gun in consecutive slots, and leaves the next four slots blank. He spins the barrel and hands you the gun. You point the gun at yourself and pull the trigger. It doesn't go off. Your enemy tells you that you need to pull the trigger one more time, and that you can choose to either spin the barrel at random, or not, before pulling the trigger again. Spinning the barrel will position the barrel in a random position.

Assuming you'd like to live, should you spin the barrel or not before pulling the trigger again?

What is the next number in this matchsticks series riddle?

One night, a woman receives a call from the police. They tell her that her husband was murdered and that she should come to the crime scene as soon as possible. The woman drops the phone, shocked, and drives 20 minutes to the crime scene. As soon as she reaches the crime scene, the police arrest her and she is convicted of murder. How do the police know she committed the crime?

What goes through cities and fields, but never moves?