demonstration

A 105-minute film of a West African smith family in Burkina Faso smelting iron from ore, from making charcoal and building the kiln to forging tools. It is a cultural recreation filmed for the camera, not current practice.

Part one of a four-part upload of a BBC Horizon documentary featuring Richard Feynman, in which he talks about physics and looking at the world from another point of view.

The 1993 BBC Horizon documentary on Richard Feynman, using interviews with colleagues and Feynman's own storytelling. It covers his life and work through to his final illness.

A short IBM behind-the-scenes documentary on how researchers moved individual atoms to make the world's smallest movie. It introduces the scientists and their work on atomic memory and data storage.

Tim Hunkin's 1987 TV series episode on how vacuum cleaners and related household machines work, remastered and upscaled in 2021. It is part of the six-episode 'Secret Life of Machines' series with hands-on demonstrations of everyday technology.

Destin Sandlin of Smarter Every Day tries to manufacture a grill scrubber entirely in the United States. Along the way he runs into missing supply chains, tooling and institutional manufacturing knowledge.

The first episode of Clickspring's series on reproducing the Antikythera Mechanism by hand, laying out the plan and the history. The series follows a machinist building the ancient Greek device with traditional tools and methods.

A 1982 AT&T Bell Labs film for students about the Unix system and how it can be used practically. It includes Lorinda Cherry building a talking calculator by piping together Unix commands, and a spell checker made from Unix utilities.

Derren Brown's TV special in which he convinces a person he has a system for predicting horse race winners, demonstrating how survivorship bias and selective outcomes can fake predictive powers.

VICE News reporter Elle Reeve investigates China's rollout of facial recognition and mass surveillance technology and what it means for citizens. The report originally aired on VICE on HBO.

CBC Marketplace investigates locksmith scams in the Greater Toronto Area. It exposes networks of fake Google Maps listings and fake reviews, and uses hidden cameras to show how low quotes turn into overcharges.

A short film in which friends build the first true-to-scale model of the solar system, with full planetary orbits, on a Nevada dry lakebed. It conveys the real distances and sizes involved.

Short BBC Earth clip from Life of Mammals in which David Attenborough shows orangutans imitating human behaviors like washing clothes with soap and using tools.