Designing a safe roller coaster

The important issues to be considered when designing a roller coaster.

How does a hover lawnmower work?

An engineer shows us the key components of a hover lawnmower and explains how it works.

How does a loudspeaker work?

Engineers show us the key components in a loudspeaker and explain how they work.

Science and engineering in space projects

The work of a structural engineer on satellite projects and the Mars rover.