How does an x-ray work?

What is X-Ray? An X-ray device is basically a camera. But unlike an ordinary camera where visible light exposes the film, an X-ray uses x-rays instead. X-rays...

How do magnets work?

How do magnets work and why are they reacting different to some sort of metals? The whole Earth has a so-called dipole moment with a...

Was Gravity Really Discovered by Einstein after a Fallen Apple?

Isaac Newton and gravity Sir Isaac Newton and his scientific accomplishments and theories like gravity arguably started the scientific revolution. During his lifetime, between 1643...

Archimedes Principle: Law of Buoyancy

How Did a Tyrant, a Gold Crown, and a Bath House Help Archimedes Establish the Law of Buoyancy? I assume that most of you  have...

Is there sound in space?

This question may seems similar to a question already asked (Can you hear sound in space?) however, it is a very good question for...

How does sound travel?

Sound is transmitted by particles (atoms or molecules) in a solid, liquid or gas colliding with each other. It is a wave which is...

What is the Kinetic Molecular Theory of Matter?

The Kinetic Molecular Theory of Matter is a concept that basically states that atoms and molecules possess an energy of motion (kinetic energy) that...