Lasers are known for the monochromatic nature of their light, so much so that you might never have thought there could be such a thing as a white laser. But in the weird world of physics ...

We can split white light into a spectrum of colours using glass prisms ... goes in different directions so you don’t get a sharp reflection. Light travels incredibly fast. In fact it’s the ...

Greetings, stargazers. Spring is galaxy season for many amateur astronomers. However, when looking through an eyepiece instead of a camera for astrophotography, you might think of this as the season ...

Each colour within the visible light spectrum has its own narrow band of ... For example, an object that appears blue in white light will appear black in red light. This is because the red light ...