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  • Did You? show

    Did You?

    British scientists Richard Ambrose and Jonny Phillips return with a new series of this fun-but-informative show that explains...

    (00:50)
  • Air Propelled Sandwich show

    Air Propelled Sandwich

    This time the Planet Mechanics are tackling one of the world’s biggest problems, traffic pollution.

    (02:12)
  • New Vehicle Delivery show

    New Vehicle Delivery

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

    (04:55)
  • Heart of the Problem show

    Heart of the Problem

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

    (02:55)
  • Air Powered Moped show

    Air Powered Moped

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

    (02:55)
  • The Ultimate Test show

    The Ultimate Test

    Fortunately they still have the oil they made earlier. So it’s time for the ultimate test: will that oil fire up the grain...

    (01:47)
  • Explosive Gas Plant show

    Explosive Gas Plant

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

    (02:52)
  • No Room for Error show

    No Room for Error

    First off, the wind turbine blades. With each of them needing to be just over a meter long, equally balanced, perfectly...

    (03:00)
  • Reconnaissance Mission show

    Reconnaissance Mission

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

    (02:47)
  • High Spinning Windmill show

    High Spinning Windmill

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

    (02:50)
  • The Alhambra show

    The Alhambra

    The most impressive monument to Muslim engineering in the Western world the Alhambra towers over Granada in southern Spain....

    (01:01)
  • The Alhambra: The Watchtower show

    The Alhambra: The Watchtower

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

    (02:57)
  • The Alhambra: Palaces & Gardens show

    The Alhambra: Palaces & Gardens

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

    (05:00)
  • Petra: Water in the Desert show

    Petra: Water in the Desert

    Discover how the Nabutian builders of Petra transported water through the scorching desert using terracotta pipes, and...

    (02:59)
  • Petra: Master Engineering show

    Petra: Master Engineering

    Find out about the constructional engineering that went in to building Al Khazneh, which is integrated into the rock face.

    (02:55)
  • Petra: Al Khazneh show

    Petra: Al Khazneh

    Al Khazneh is Petra’s architectural highlight. Find out about the engineering genius behinds its construction and who...

    (04:59)
  • Petra: Ancient City show

    Petra: Ancient City

    The ancient lost city of Petra is a magnificent sight – find out how it was discovered in the eighteenth century and why it...

    (02:28)
  • St. Paul's Cathedral: Parliament show

    St. Paul's Cathedral: Parliament

    Sir Christopher Wren made a colossal gamble in completing St. Paul’s Cathedral, putting in the equivalent of $6 million of...

    (03:00)
  • St. Paul's Cathedral: The Great Model Design show

    St. Paul's Cathedral: The Great Model Design

    The equivalent of half a million dollars in today’s money, Sir Christopher Wren’s ‘great model design’ of St. Paul’s...

    (02:58)
  • St. Paul's Cathedral: Religious Conflict show

    St. Paul's Cathedral: Religious Conflict

    It was 9 years after the Great Fire of London before work on St Paul’s Cathedral began. But in an age of intense religious...

    (02:59)