How it works

Inside a Coal mining

Coal miners literally move mountains to feed our insatiable appetite for cheap energy There’s something brut…

How tower cranes work

These big birds of sky-high construction are engineering marvels Tower cranes fl ock to money. During the eco…

Roller coasters how it works

They strike fear into many, but we still love them! Here, we detail the engineering achievement that is the …

Manufacturing optical fibre

How does a large glass cylinder become a tiny thread of fl exible glass? The tiny fi lament of glass at the …

How a bowling alley works

Any bowling alley works through a combination of a wooden or synthetic lane fl anked by semicylindrical gutt…

How circular saws work

Using a torque force, these clever cutting tools make light work of wood. Circular saws rely on providing a…

How They Work. Disc Brakes

A disc brake is a type of brake that uses calipers to squeeze pairs of pads against a disc. This is how frict…

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