In this video, we uncover the fascinating world of mechanical advantage through three simple yet powerful machines , levers, pulleys, and gears. For centuries, humans have used these inventions to ...

Discover how pulleys make lifting easier by spreading out force and changing direction. This science extra explores simple machines in action breaking down how pulleys work and where we use them every ...

Britain’s strongest man pulls a 12 tonne truck. Steve Mould challenges a group of children to use the science of pulleys to do the same. This short film will be relevant for teaching primary ...

A Hungarian design team has unveiled a new chainless bike, powered by steel wires, that easily disassembles and can be organized for touring or racing. The "Stringbike" uses two steel cables ...