Physics

A look at nuclear fission and how it works.

A look at nuclear fusion and fusion reactions.

A look at radiation, what it is and the different types.

A look at the difference between heat and temperature.

We depend on the sun for light and heat. How does it produce energy?

There are many different forms of energy, but what is the energy of motion called?

Metals are excellent conductors but why is this the case? This article explains why metals conduct electricity and heat.

Why does oil float on water rather than sinking to the bottom or mixing with it when it’s poured into it? Find out the answer now.

Plasma is the fourth state of matter after solid, liquid and gas. Learn all about plasma and how it is made.

Aluminum is a common metal so you might expect it to show magnetic effects. But is aluminum magnetic or not?