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Watch as a selection of history's most gruesome projectile weapons are tested for their accuracy and deadliness.

Discover how weapons have been used to smash skulls for centuries in Skull Smashers.

Introducing the bone-crunching, flesh-tearing series that takes an alternative look at ancient weaponry.

Now it’s time for Dick and Jem to proudly reveal their new thoroughbred delivery vehicle to the expectant new owners.

The next morning, and the whole bike has to be stripped down to get to the heart of the problem.

So they’re building a moped powered by fresh air. They’ll replace the petrol engine with an air motor and the gas tanks...

Although the tank seems leak proof, Dick and Jem are taking no chances with their potentially explosive gas plant. They’ve...

The Planet Mechanics are trying to save one of the world’s most beautiful cities – Venice.

The solar-powered taxi takes forty minutes to travel from Certosa to the heart of Venice. Taking its time is fine for tourists...

Having agreed that wind and water are the most promising elements in this inhospitable landscape, it’s time for a...

Dick’s also got a mechanical mountain to climb. He’s got a few short days to manufacture a high spinning windmill.

A fascinating look at the evolution of aerial combat from fighter tactics to the use of the plane as an 'eye in the sky'.

Dominating the skyline of Granada in Southern Spain, The Alhambra is an architectural wonder born from battle between Muslims...

Discover the secrets of the Alhambra’s defences and explore the watchtower – the anchor for the planned Muslim fortress.

There was more to the Alhambra than a fortress – it was also designed with Palaces and peaceful gardens in mind. Discover...