introduction

The first episode of the BBC's 1982 television series The Computer Programme, introducing home computing to a general audience. It surveys mainframes, early personal computers such as the BBC Micro and Commodore PET, and the changing computer market of the time.

A short film from Agenda Gotsch introducing syntropic agriculture and Ernst Gotsch's agroforestry methods, made for COP21. It shows degraded land regenerated into productive forest farms.

An episode of Fall of Civilizations on the Late Bronze Age Collapse around 1100 BC, when many Eastern Mediterranean societies were destroyed in a short span. It explores the Sea Peoples and the lessons for modern globalised societies.

Veritasium visits the Micromouse competition, where small autonomous robots race to solve mazes at extreme speed. It covers the competition's technical history, including fans and ground effect enabling very high-g turns.

Permaculture instructor Andrew Millison visits the chinampas, the floating gardens of Xochimilco in Mexico City. He looks at this ancient Aztec agricultural system and the project restoring it.

Chai Jing's 104-minute documentary on China's smog, with full English subtitles. A former TV anchor, she investigates what smog is, where it comes from and what can be done, prompted by her daughter's health problems.

Machine Thinking tells the story of the Cold War Heavy Press Program, the giant forging presses that make parts for aircraft, missiles and turbines.

The first part of a four-part Channel 4 (UK) documentary series presented by Howard Goodall, this episode covers melody and why tunes affect us so deeply. It explains how melody works in Western music with historical background and music theory.

A three-minute clip from BBC's Planet Earth narrated by David Attenborough about Cordyceps, the fungus that infects insects and takes over their behavior. It shows an infected ant and its demise.

Veritasium tells the story of Kary Mullis, the surfer and LSD user who invented PCR and won a Nobel Prize. It explains how PCR works and how it was developed at Cetus.