A modernistic approach to design at London Zoo

Dan Cruickshank showcases the Grade 1 listed London Zoo penguin pool and gorilla home.

Designing a safe roller coaster

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

Digging the world's longest tunnel

Engineers explain how they excavated the Gotthard Base Tunnel.

How does a hover lawnmower work?

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

Hybrid air-breathing jet engines for space travel

The development of a hybrid jet/ rocket engine for a reusable space craft.

Science and engineering in space projects

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