explanation

The first episode of James Burke's 1978 BBC series Connections traces modern dependence on complex technological networks, starting with the 1965 New York blackout, and moves through ancient agriculture to Kuwait's oil-driven leap.

The Eames Office's 1977 film Powers of Ten starts at a picnic in Chicago and zooms out by a factor of ten every ten seconds to the edge of the universe. It then zooms inward to a proton in a carbon atom.

Veritasium tells the story of how Shuji Nakamura and others made the blue LED, long thought nearly impossible. It covers the materials challenge of gallium nitride and the persistence it took.

BobbyBroccoli's first of three parts on Jan Hendrik Schon, the Bell Labs postdoc whose fabricated organic semiconductor results nearly won a Nobel Prize. It covers his rise and the context around Bell Labs.

hbomberguy's long video dissects the anti-vaccine movement, analyzing Andrew Wakefield's fraudulent MMR-autism study, the media's role and Wakefield's loss of his license. It combines detailed research with humor.

Neil Halloran's animated, data-driven documentary visualizes the human cost of World War II and compares it with other wars and the trend toward fewer war deaths in recent decades.

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.

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.

Atrocity Guide covers the 1965 dolphin experiments of Dr. John C. Lilly and Margaret Howe, who tried to teach dolphins English. It traces the bizarre methods and Lilly's later drug-fueled beliefs.

BobbyBroccoli's first of two long documentaries about Hwang Woo-suk, the South Korean scientist who faked human cloning results. It tells the story of the scandal that shook a country.

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.

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 1953 US Navy training film explaining the basic mechanisms in mechanical fire control computers aboard ships. It shows how gears, differentials and cams solved mathematical problems in permanent mechanical form.

A 1982 Bell Labs film hosted by Victor Vyssotsky on the origins and design philosophy of the UNIX operating system, with appearances by Kernighan, Thompson and Ritchie. It shows pipes, filters and a shell one-liner spell checker being built.

Kirby Ferguson's video essay series arguing that creativity is built on copying, transforming and combining existing work. It covers music, film and technology, then turns to copyright and patents.

A 2007 Channel 4 documentary by Martin Durkin arguing that human-caused global warming is overstated or a scam. It features contrarian scientists such as Richard Lindzen and promotes sunspot and cosmic-ray explanations for temperature change. Its claims are rejected by mainstream climate science.

Tantacrul's 76-minute deep dive into the history of western music notation and the many proposed replacements, such as piano rolls, colored notes and the jubilate. He explains why none have displaced the current system.

A New York Times Opinion documentary tracing Soviet and KGB disinformation, from the 1980s AIDS origin hoax to modern campaigns like Pizzagate. It features former KGB officers and the people who tried to counter the lies.

An animated documentary by Paul Grignon explaining how modern money is created through bank lending as debt. This is a combined upload of the revised 2009 edition.

NCommander investigates why Space Cadet Pinball disappeared from Windows Vista, building on Raymond Chen's explanation about 64-bit incompatibility. He tests it on 64-bit Windows including Itanium and walks through the debugging.

Paul Grignon's animated documentary presenting his view of how banks create money as debt and why that system requires continuous growth. It outlines the historical background of modern banking.

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.

A very long, detailed look at the A4/V2 rocket turbopump, the steam-turbine-driven twin propellant pump system. It covers the peroxide and permanganate catalysis that drives the turbine. This is part 1 of a series on V2 components.

Veritasium investigates PFAS forever chemicals, from Teflon's history to pollution of the global water system and their presence in the US population. It covers the corporate cover-up and the host's own blood tests.

Machine Thinking argues the 1751 machine, a metal-cutting lathe associated with Vaucanson, triggered the biggest explosion of wealth in history by enabling precise manufacturing of other machines.

Part 1 of an episode of the British educational TV series The Secret Life of Machines, about how vacuum cleaners work and their history. It mixes humor with explanation of household technology.

An episode of Tim Hunkin's The Secret Life of Machines that explains how a washing machine works, using models, cut-aways and animations. It was first aired in 1988.

CuriousMarc's Apollo Guidance Computer restoration series looks at core rope memory, the ROM that held the Moon landing programs. Mike Stewart builds a custom reader to recover lost AGC programs.

Fred Dibnah, the English steeplejack, shows how ladders are fixed up the outside of a tall brick mill chimney. The footage was filmed in the mid-1990s and is part one of two.

Cathode Ray Dude covers two bizarre HP 'Quick Start' features: QuickLook, an offline email client built on EFI firmware, and Daystarter, which hijacks the Windows boot process. It includes an explanation of EFI applications and why HP built these things.