#electromagnetic-radiation

speed  What is the speed of light?

The speed of light is a fundamental physical constant, denoted by the letter c. It is the speed at which electromagnetic radiation (such as light)...    Read more

wifi  What are the differences between the various types of electromagnetic radiation?

Electromagnetic radiation (EM radiation) is a form of energy that propagates through space via electromagnetic waves. It includes radio waves,...    Read more

kitchen  How do microwaves work?

Microwaves work by emitting electromagnetic radiation that is absorbed by food, causing it to heat up. The energy is produced by a device called a...    Read more

brightness_1  What ultimately happens to a photon? Can it exist indefinitely?

Photons are the smallest unit of light and are classified as elementary particles in quantum mechanics. As such, they do not have an infinite...    Read more