Category - Features

Features

Chimneys big and small

Chimneys come in all shapes and sizes. Metal variations are quick to install and have push-fi t joining so are more versatile and adaptable than their brick...

Features

What is ball lightning?

This mysterious phenomenon looks like a glowing ball of lightning, and fl oats near the ground before disappearing, often leaving a sulphur smell. Despite many...

Features

How do tornadoes work?

Tornadoes start out with severe thunderstorms called supercells. They form when polar air comes in contact with tropical air in a very unstable atmosphere...

Features

Why does the Sun shine?

The Sun is a super-dense ball of gas, where hydrogen is continually burned into helium (nuclear fusion). This generates a huge deal of energy, and the core...

Features

The Creeping Sandbox

To most of us, a desert is an arid region that is relatively fixed. We don’t think of them as growing entities that can overwhelm communities in our lifetime...